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MI phone number directory
Carriers, NPAs, prefixes and rate centers for MI.
Top carriers in MI
| Carrier | OCN | Blocks | Open |
|---|---|---|---|
| AMERITECH MICHIGAN | 9323 | 1409 | View |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | 6003 | 704 | View |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 533 | View |
| SPRINT SPECTRUM L.P. | 6664 | 371 | View |
| TELNET WORLDWIDE, INC. | 4632 | 273 | View |
| FRONTIER NORTH, INC. - MI | 0695 | 261 | View |
| AMERICAN MESSAGING SERVICES, LLC | 9748 | 203 | View |
| OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | 2964 | 169 | View |
| LEVEL 3 COMMUNICATIONS, LLC - MI | 6120 | 167 | View |
| TELEPORT COMMUNICATIONS AMERICA, LLC - MI | 770 | 149 | View |
| ONVOY, LLC - MI | 543 | 139 | View |
| XO COMMUNICATIONS SERVICES, INC. - MI | 4125 | 134 | View |
| USA MOBILITY WIRELESS, INC. | 6630 | 131 | View |
| PHONE MICHIGAN | 7701 | 110 | View |
| 123 NET, INC. | 2550 | 89 | View |
| LUCRE, INC. | 2518 | 79 | View |
| COMCAST PHONE OF MICHIGAN, LLC - MI | 8935 | 77 | View |
| ACD TELECOM, INC. - MI | 3535 | 76 | View |
| BROADWING COMMUNICATIONS, LLC - MI | 4088 | 70 | View |
| BANDWIDTH.COM CLEC, LLC - MI | 991 | 65 | View |
| MCI WORLDCOM COMMUNICATIONS, INC. - MI | 7279 | 64 | View |
| GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | 4044 | 56 | View |
| LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | 0975 | 52 | View |
| PENINSULA FIBER NETWORK, LLC - MI | 116 | 46 | View |
| BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI | 7157 | 43 | View |
| METRO PCS, INC. | 5562 | 38 | View |
| AT&T LOCAL | 7421 | 37 | View |
| CHARTER FIBERLINK - MICHIGAN, LLC - MI | 351 | 37 | View |
| PEERLESS NETWORK OF MICHIGAN, LLC - MI | 933 | 32 | View |
| CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | 0702 | 31 | View |
| RANGE TELECOMMUNICATIONS | 6695 | 30 | View |
| CENTURYLINK COMMUNICATIONS LLC | 7575 | 28 | View |
| FRONTIER MIDSTATES, INC. - MI | 0681 | 28 | View |
| AT&T CORP. | 516 | 27 | View |
| TDS METROCOM INC. - MI | 5353 | 27 | View |
| TALK AMERICA INC. - MI | 1200 | 23 | View |
| US XCHANGE OF MICHIGAN LLC DBA CHOICE ONE COMM MI | 8685 | 16 | View |
| CENTURYTEL MIDWEST-MIDWEST INC DBA CENTURYLINK | 0671 | 15 | View |
| UPPER PENINSULA TELEPHONE CO. | 0732 | 15 | View |
| FRONTIER COMMUNICATIONS OF MICHIGAN, INC. | 4417 | 14 | View |
| SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE | 668 | 12 | View |
| HIAWATHA TELEPHONE CO. | 0713 | 11 | View |
| MICHTEL COMMUNICATIONS LLC - MI | 4133 | 11 | View |
| YMAX COMMUNICATIONS CORP. - MI | 260 | 10 | View |
| DAYSTARR, LLC DBA DAYSTARR COMMUNICATIONS - MI | 691 | 9 | View |
| CENTURYTEL OF UPPER MICHIGAN INC DBA CENTURYLINK | 0689 | 8 | View |
| CLEAR RATE COMMUNICATIONS - CLEC - MI | 279 | 8 | View |
| THUMB CELLULAR LIMITED PARTNERSHIP | 6718 | 7 | View |
| VONAGE NETWORK INC. | 197 | 7 | View |
| WINN TELEPHONE COMPANY DBA WINN TELECOM - MI | 0127 | 7 | View |
| BUCKEYE TELESYSTEM, INC. - MI | 085 | 6 | View |
| CHATHAM TELEPHONE CO. | 0685 | 6 | View |
| CLIMAX TELEPHONE COMPANY | 8331 | 6 | View |
| GRID 4 COMMUNICATIONS, INC. - MI | 9714 | 6 | View |
| ONTONAGON COUNTY TELEPHONE CO. | 0717 | 6 | View |
| TC3 TELECOM, INC. - MI | 3459 | 6 | View |
| ACE TELEPHONE CO. OF MICHIGAN, INC. | 0704 | 5 | View |
| CYNERGYCOMM.NET, INC. - MI | 9245 | 5 | View |
| INDIANA PAGING NTWK | 6795 | 5 | View |
| ADBEEP, LLC | 6589 | 4 | View |
| BARAGA TELEPHONE CO. | 0675 | 4 | View |
| BARAGA TELEPHONE COMPANY | 4253 | 4 | View |
| BARRY COUNTY TELEPHONE CO. | 0676 | 4 | View |
| CBEYOND COMMUNICATIONS, LLC - MI | 288 | 4 | View |
| CLEAR RATE COMMUNICATIONS - ULEC - MI | 672 | 4 | View |
| CMC TELECOM, INC. - MI | 473 | 4 | View |
| FIRST COMMUNICATIONS, LLC - MI | 528 | 4 | View |
| KALEVA TELEPHONE COMPANY | 0703 | 4 | View |
| MICHIGAN CENTRAL BROADBAND COMPANY, LLC | 785 | 4 | View |
| PIGEON TELEPHONE CO. | 0721 | 4 | View |
| RCLEC, INC. - MI | 405 | 4 | View |
| WOLVERINE TELEPHONE CO. | 0738 | 4 | View |
| ALLENDALE TELEPHONE CO. | 0669 | 3 | View |
| COMMUNICATIONS CORP. OF MICHIGAN | 0672 | 3 | View |
| DEERFIELD FARMERS' TELEPHONE COMPANY - MI | 558 | 3 | View |
| ISLAND TELEPHONE CO. | 0677 | 3 | View |
| MIDWAY TELEPHONE CO. - MI | 0711 | 3 | View |
| SHIAWASSEE TELEPHONE CO. | 0726 | 3 | View |
| AIRUS, INC. - MI | 948 | 2 | View |
| CENTURY TEL CO NORTHERN MICHIGAN DBA CENTURYLINK | 0705 | 2 | View |
| CLIMAX TELEPHONE CO. | 0688 | 2 | View |
| DEERFIELD FARMERS TELEPHONE CO. | 0691 | 2 | View |
| NEW CELL, INC. DBA CELLCOM | 6692 | 2 | View |
| SOUTHERN MICHIGAN CELLULAR COMPANY | 4011 | 2 | View |
| SOUTHWEST MICHIGAN COMMUNICATIONS, INC. - MI | 144 | 2 | View |
| TIME WARNER CABLE INFORMATION SVCS (MICHIGAN), MI | 030 | 2 | View |
| WEST TELECOM SERVICES, LLC - MI | 821 | 2 | View |
| WESTPHALIA BROADBAND, INC. - MI | 591 | 2 | View |
| ACE TELEPHONE COMPANY OF MICHIGAN, INC. | 736 | 1 | View |
| AIRESPRING, INC. | 996 | 1 | View |
| ALLBAND COMMUNICATIONS COOPERATIVE | 542 | 1 | View |
| AMERICAN BROADBAND AND TELECOMMS COMPANY - MI | 356 | 1 | View |
| BEEPERMART, INC. | 6789 | 1 | View |
| BLANCHARD TELEPHONE CO. | 0678 | 1 | View |
| BLOOMINGDALE TELEPHONE CO. | 0679 | 1 | View |
| BORDERLAND COMMUNICATIONS, LLC - MI | 0030 | 1 | View |
| BRIGHT HOUSE NTWS INFORMATION SVCS (MICHIGAN) - MI | 339 | 1 | View |
| CARR TELEPHONE CO. | 0683 | 1 | View |
| DRENTHE TELEPHONE CO. | 0692 | 1 | View |
| FARMERS MUTUAL OF CHAPIN DBA CHAPIN TEL. CO. | 0694 | 1 | View |
| FRONTIER NORTH, INC. - OH | 0615 | 1 | View |
| HALO WIRELESS, INC | 429 | 1 | View |
| INSTANT PAGE, INC. | 6724 | 1 | View |
| KALEVA TELEPHONE COMPANY - MI | 392 | 1 | View |
| LENNON TELEPHONE CO. | 0708 | 1 | View |
| LENNON TELEPHONE COMPANY - MI | 599 | 1 | View |
| LOCAL ACCESS LLC - MI | 299 | 1 | View |
| MEI TELECOM, INC. - MI | 194 | 1 | View |
| OGDEN TELEPHONE CO. MI | 0714 | 1 | View |
| PENINSULA TELEPHONE CO. | 0720 | 1 | View |
| SAND CREEK TELEPHONE CO. | 0725 | 1 | View |
| SPRINGPORT TELEPHONE CO. | 0728 | 1 | View |
| UPPER PENINSULA TELEPHONE COMPANY - MI | 746 | 1 | View |
| WALDRON TELEPHONE CO. | 0734 | 1 | View |
| WESTPHALIA TELEPHONE CO. | 0735 | 1 | View |
| WINN TELEPHONE CO. | 0737 | 1 | View |
Top 200 carriers (by blocks) in this state.
Ad Unit
Optional ad.Number blocks (sample)
| NPA | NXX | Rate center | Carrier | Open |
|---|---|---|---|---|
| 231 | 201 | CHIPPEWALK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 202 | MECOSTA | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 203 | ALANSON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 204 | FIFE LAKE | USA MOBILITY WIRELESS, INC. | Prefix |
| 231 | 205 | BRUTUS | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 206 | MUSKEGON | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 207 | HONOR | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 208 | BOYNEFALLS | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 209 | SUTTONSBAY | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 210 | ST JAMES | ISLAND TELEPHONE CO. | Prefix |
| 231 | 212 | INTERLOCHN | CENTURYLINK COMMUNICATIONS LLC | Prefix |
| 231 | 213 | TRAVERSECY | AMERITECH MICHIGAN | Prefix |
| 231 | 214 | LE ROY | USA MOBILITY WIRELESS, INC. | Prefix |
| 231 | 215 | MUSKEGON | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 216 | FRANKFORT | PEERLESS NETWORK OF MICHIGAN, LLC - MI | Prefix |
| 231 | 217 | BEAR LAKE | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 218 | TRAVERSECY | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 219 | MERRITT | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 220 | MUSKEGON | 123 NET, INC. | Prefix |
| 231 | 221 | HARBOR SPG | CENTURYLINK COMMUNICATIONS LLC | Prefix |
| 231 | 222 | EASTJORDAN | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 223 | OLDMISSION | PENINSULA TELEPHONE CO. | Prefix |
| 231 | 224 | FREMONT | LUCRE, INC. | Prefix |
| 231 | 225 | FREMONT | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 226 | GLEN LAKE | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 227 | HONOR | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 231 | 228 | GLEN LAKE | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 229 | MOORESTOWN | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 230 | ELMIRA | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 232 | MOORESTOWN | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 233 | LUDINGTON | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 234 | BUCKLEY | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 231 | 235 | LEVERING | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 236 | LAKE CITY | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 237 | CHARLEVOIX | AMERITECH MICHIGAN | Prefix |
| 231 | 238 | INDIAN RIV | AMERITECH MICHIGAN | Prefix |
| 231 | 239 | LUDINGTON | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 240 | LAKE ANN | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 241 | PENTWATER | DAYSTARR, LLC DBA DAYSTARR COMMUNICATIONS - MI | Prefix |
| 231 | 242 | HARBOR SPG | AMERITECH MICHIGAN | Prefix |
| 231 | 243 | ALANSON | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 244 | BOYNE CITY | CENTURYLINK COMMUNICATIONS LLC | Prefix |
| 231 | 245 | NEWAYGO | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 246 | MUSKEGON | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 231 | 247 | WILLIAMSBG | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 231 | 249 | CHEBOYGAN | LUCRE, INC. | Prefix |
| 231 | 250 | BIG RAPIDS | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 251 | LKLEELANAU | PEERLESS NETWORK OF MICHIGAN, LLC - MI | Prefix |
| 231 | 252 | TRAVERSECY | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 231 | 253 | CADILLAC | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 231 | 255 | ONEKAMA | USA MOBILITY WIRELESS, INC. | Prefix |
| 231 | 256 | LKLEELANAU | AMERITECH MICHIGAN | Prefix |
| 231 | 258 | KALKASKA | AMERITECH MICHIGAN | Prefix |
| 231 | 259 | SHELBY | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 231 | 260 | MUSKEGON | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 231 | 261 | LUDINGTON | PENINSULA FIBER NETWORK, LLC - MI | Prefix |
| 231 | 262 | ELMIRA | ACD TELECOM, INC. - MI | Prefix |
| 231 | 263 | KINGSLEY | CENTURY TEL CO NORTHERN MICHIGAN DBA CENTURYLINK | Prefix |
| 231 | 264 | ELK RAPIDS | AMERITECH MICHIGAN | Prefix |
| 231 | 265 | CORAL | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 231 | 266 | IRONS | AMERITECH MICHIGAN | Prefix |
| 231 | 267 | WILLIAMSBG | AMERITECH MICHIGAN | Prefix |
| 231 | 268 | CHEBOYGAN | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 269 | BUCKLEY | ACE TELEPHONE CO. OF MICHIGAN, INC. | Prefix |
| 231 | 271 | SUTTONSBAY | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 274 | TRAVERSECY | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 275 | LAKE ANN | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 276 | INTERLOCHN | AMERITECH MICHIGAN | Prefix |
| 231 | 277 | FOUNTAIN | ONVOY, LLC - MI | Prefix |
| 231 | 280 | MANCELONA | ONVOY, LLC - MI | Prefix |
| 231 | 282 | GRANT | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 286 | MUSKEGON | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 287 | BIG RAPIDS | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 288 | MUSKEGON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 289 | CHARLEVOIX | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 231 | 290 | INDIAN RIV | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 291 | MUSKEGON | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 292 | WHITEHALL | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 231 | 295 | LAKE CITY | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 231 | 299 | MANISTEE | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 300 | ALDEN | ONVOY, LLC - MI | Prefix |
| 231 | 301 | HART | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 302 | PETOSKEY | LUCRE, INC. | Prefix |
| 231 | 303 | NEWAYGO | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 231 | 305 | BIG RAPIDS | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 306 | CADILLAC | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 307 | MORLEY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 308 | CHARLEVOIX | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 309 | MANISTEE | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 310 | FALMOUTH | ONVOY, LLC - MI | Prefix |
| 231 | 312 | FRANKFORT | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 313 | TRAVERSECY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 314 | KALKASKA | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 315 | MUSKEGON | USA MOBILITY WIRELESS, INC. | Prefix |
| 231 | 316 | LUDINGTON | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 317 | BOYNE CITY | USA MOBILITY WIRELESS, INC. | Prefix |
| 231 | 318 | TRAVERSECY | USA MOBILITY WIRELESS, INC. | Prefix |
| 231 | 319 | MACKINAWCY | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 322 | TRCHRIVBDG | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 323 | EASTJORDAN | LUCRE, INC. | Prefix |
| 231 | 325 | HONOR | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 326 | GLEN LAKE | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 327 | MUSKEGON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 328 | MERRITT | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 329 | MUSKEGON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 330 | PETOSKEY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 331 | ALDEN | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 332 | MUSKEGON | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 333 | CHEBOYGAN | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 334 | GLEN LAKE | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 335 | FREMONT | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 336 | LUDINGTON | USA MOBILITY WIRELESS, INC. | Prefix |
| 231 | 337 | MCBAIN | LUCRE, INC. | Prefix |
| 231 | 338 | BALDWIN | LUCRE, INC. | Prefix |
| 231 | 339 | MUSKEGON | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 340 | ELMIRA | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 341 | CHEBOYGAN | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 342 | TRAVERSECY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 343 | MUSKEGON | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 344 | PETOSKEY | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 345 | REED CITY | LUCRE, INC. | Prefix |
| 231 | 346 | TRAVERSECY | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 347 | PETOSKEY | AMERITECH MICHIGAN | Prefix |
| 231 | 348 | PETOSKEY | AMERITECH MICHIGAN | Prefix |
| 231 | 349 | BIG RAPIDS | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 350 | BELLAIRE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 351 | SCOTTVILLE | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 352 | FRANKFORT | AMERITECH MICHIGAN | Prefix |
| 231 | 353 | MCBAIN | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 354 | CORAL | AMERITECH MICHIGAN | Prefix |
| 231 | 355 | FREMONT | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 356 | MANCELONA | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 357 | TRAVERSECY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 358 | CENTRAL LK | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 359 | MECOSTA | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 231 | 360 | TRAVERSECY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 361 | MORLEY | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 362 | KALEVA | KALEVA TELEPHONE COMPANY | Prefix |
| 231 | 363 | CHEBOYGAN | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 365 | WOLVERINE | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 366 | FRUITPORT | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 368 | BALDWIN | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 369 | SOBOARDMAN | ACE TELEPHONE CO. OF MICHIGAN, INC. | Prefix |
| 231 | 372 | EVART | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 373 | PETOSKEY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 375 | MUSKEGON | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 377 | CLAM RIVER | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 378 | COPESHTNVL | ACE TELEPHONE CO. OF MICHIGAN, INC. | Prefix |
| 231 | 382 | CADILLAC | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 383 | BEULAH | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 384 | KALKASKA | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 386 | NORTHPORT | AMERITECH MICHIGAN | Prefix |
| 231 | 388 | LE ROY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 389 | HARRIETTA | AMERITECH MICHIGAN | Prefix |
| 231 | 392 | TRAVERSECY | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 394 | MOORESTOWN | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 395 | GRANT | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 398 | MANISTEE | AMERITECH MICHIGAN | Prefix |
| 231 | 399 | FRANKFORT | ACD TELECOM, INC. - MI | Prefix |
| 231 | 403 | WILLIAMSBG | AT&T CORP. | Prefix |
| 231 | 404 | STANWOOD | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 408 | BIG RAPIDS | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 409 | TRAVERSECY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 412 | HARBOR SPG | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 231 | 414 | NEWAYGO | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 416 | BIG RAPIDS | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 420 | CHEBOYGAN | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 421 | TRAVERSECY | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 231 | 422 | PELLSTON | CENTURYLINK COMMUNICATIONS LLC | Prefix |
| 231 | 423 | EVART | LUCRE, INC. | Prefix |
| 231 | 424 | CARR | ACD TELECOM, INC. - MI | Prefix |
| 231 | 425 | LUDINGTON | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 427 | MACKINAWCY | AT&T CORP. | Prefix |
| 231 | 429 | CADILLAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 432 | NORTHPORT | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 433 | MOORESTOWN | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 434 | MANTON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 435 | CADILLAC | LUCRE, INC. | Prefix |
| 231 | 436 | MACKINAWCY | AMERITECH MICHIGAN | Prefix |
| 231 | 437 | CHARLEVOIX | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 438 | MANISTEE | LUCRE, INC. | Prefix |
| 231 | 439 | PETOSKEY | AMERITECH MICHIGAN | Prefix |
| 231 | 440 | BALDWIN | 123 NET, INC. | Prefix |
| 231 | 441 | FIFE LAKE | 123 NET, INC. | Prefix |
| 231 | 442 | HARRIETTA | PEERLESS NETWORK OF MICHIGAN, LLC - MI | Prefix |
| 231 | 444 | CADILLAC | ONVOY, LLC - MI | Prefix |
| 231 | 445 | CHEBOYGAN | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 447 | HOLTON | ONVOY, LLC - MI | Prefix |
| 231 | 448 | ST JAMES | ISLAND TELEPHONE CO. | Prefix |
| 231 | 450 | HESPERIA | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 452 | NEWAYGO | LUCRE, INC. | Prefix |
| 231 | 457 | MUSKEGON | ACD TELECOM, INC. - MI | Prefix |
| 231 | 459 | BOYNE CITY | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 231 | 460 | BIG RAPIDS | LUCRE, INC. | Prefix |
| 231 | 462 | FOUNTAIN | AMERITECH MICHIGAN | Prefix |
| 231 | 463 | TRAVERSECY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 464 | FREESOIL | AMERITECH MICHIGAN | Prefix |
| 231 | 465 | REED CITY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 468 | CADILLAC | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 477 | BRETHREN | KALEVA TELEPHONE COMPANY | Prefix |
| 231 | 480 | LUDINGTON | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 482 | BOYNE CITY | LUCRE, INC. | Prefix |
| 231 | 484 | EASTJORDAN | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 231 | 486 | TRAVERSECY | BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI | Prefix |
| 231 | 487 | PETOSKEY | AMERITECH MICHIGAN | Prefix |
| 231 | 488 | MANISTEE | 123 NET, INC. | Prefix |
| 231 | 489 | PETOSKEY | PENINSULA FIBER NETWORK, LLC - MI | Prefix |
| 231 | 492 | TRAVERSECY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 493 | TRAVERSECY | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 231 | 494 | BIG RAPIDS | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 495 | BELLAIRE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 497 | BOYNE CITY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 498 | ELK RAPIDS | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 499 | TRAVERSECY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 508 | ONEKAMA | KALEVA TELEPHONE COMPANY - MI | Prefix |
| 231 | 510 | MANISTEE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 512 | TRAVERSECY | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 514 | CADILLAC | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 515 | EVART | ACD TELECOM, INC. - MI | Prefix |
| 231 | 516 | PETOSKEY | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 518 | KALKASKA | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 519 | NEWAYGO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 520 | CHARLEVOIX | 123 NET, INC. | Prefix |
| 231 | 522 | LUTHER | LUCRE, INC. | Prefix |
| 231 | 525 | WOLVERINE | AMERITECH MICHIGAN | Prefix |
| 231 | 526 | HARBOR SPG | AMERITECH MICHIGAN | Prefix |
| 231 | 527 | BIG RAPIDS | AMERITECH MICHIGAN | Prefix |
| 231 | 529 | BRUTUS | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 532 | KALKASKA | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 533 | BELLAIRE | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 534 | TRAVERSECY | AT&T LOCAL | Prefix |
| 231 | 535 | WALLOON LK | AMERITECH MICHIGAN | Prefix |
| 231 | 536 | EASTJORDAN | AMERITECH MICHIGAN | Prefix |
| 231 | 537 | LEVERING | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 538 | FREMONT | 123 NET, INC. | Prefix |
| 231 | 539 | PELLSTON | AMERITECH MICHIGAN | Prefix |
| 231 | 543 | LE ROY | LUCRE, INC. | Prefix |
| 231 | 544 | CENTRAL LK | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 545 | BOYNEFALLS | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 231 | 546 | ELMIRA | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 547 | CHARLEVOIX | AMERITECH MICHIGAN | Prefix |
| 231 | 548 | ALANSON | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 549 | BOYNEFALLS | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 556 | CHARLEVOIX | LUCRE, INC. | Prefix |
| 231 | 557 | MUSKEGON | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 559 | MCBAIN | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 231 | 563 | MUSKEGON | LUCRE, INC. | Prefix |
| 231 | 564 | KALKASKA | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 568 | TRAVERSECY | LUCRE, INC. | Prefix |
| 231 | 569 | PETOSKEY | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 570 | FIFE LAKE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 571 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 577 | CADILLAC | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 578 | MUSKEGON | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 580 | BIG RAPIDS | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 581 | ALBA | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 231 | 582 | BOYNE CITY | AMERITECH MICHIGAN | Prefix |
| 231 | 583 | LUDINGTON | 123 NET, INC. | Prefix |
| 231 | 584 | ALBA | PIGEON TELEPHONE CO. | Prefix |
| 231 | 585 | LAKE NORTH | PIGEON TELEPHONE CO. | Prefix |
| 231 | 587 | MANCELONA | AMERITECH MICHIGAN | Prefix |
| 231 | 588 | ELLSWORTH | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 590 | TRAVERSECY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 591 | BIG RAPIDS | AMERITECH MICHIGAN | Prefix |
| 231 | 592 | BIG RAPIDS | AMERITECH MICHIGAN | Prefix |
| 231 | 593 | CADILLAC | USA MOBILITY WIRELESS, INC. | Prefix |
| 231 | 594 | HART | LUCRE, INC. | Prefix |
| 231 | 596 | HARBOR SPG | USA MOBILITY WIRELESS, INC. | Prefix |
| 231 | 597 | CHEBOYGAN | AMERITECH MICHIGAN | Prefix |
| 231 | 598 | BIG RAPIDS | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 599 | EASTPORT | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 604 | KALKASKA | USA MOBILITY WIRELESS, INC. | Prefix |
| 231 | 605 | NEWAYGO | USA MOBILITY WIRELESS, INC. | Prefix |
| 231 | 606 | BIG RAPIDS | USA MOBILITY WIRELESS, INC. | Prefix |
| 231 | 608 | FRANKFORT | USA MOBILITY WIRELESS, INC. | Prefix |
| 231 | 613 | SCOTTVILLE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 614 | PENTWATER | LUCRE, INC. | Prefix |
| 231 | 615 | CHEBOYGAN | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 620 | TRAVERSECY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 622 | PETOSKEY | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 623 | WOLVERINE | LUCRE, INC. | Prefix |
| 231 | 624 | KALKASKA | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 625 | CHEBOYGAN | AMERITECH MICHIGAN | Prefix |
| 231 | 626 | LEVERING | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 231 | 627 | CHEBOYGAN | AMERITECH MICHIGAN | Prefix |
| 231 | 628 | MANISTEE | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 629 | BIG RAPIDS | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 631 | TRAVERSECY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 632 | TRAVERSECY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 633 | TRAVERSECY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 634 | BOIS BLANC | ISLAND TELEPHONE CO. | Prefix |
| 231 | 635 | MACKINAWCY | 123 NET, INC. | Prefix |
| 231 | 636 | HOWARDCITY | 123 NET, INC. | Prefix |
| 231 | 637 | NORTHPORT | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 638 | MUSKEGON | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 639 | BEULAH | 123 NET, INC. | Prefix |
| 231 | 640 | LAKE ANN | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 642 | TRAVERSECY | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 643 | MORLEY | 123 NET, INC. | Prefix |
| 231 | 644 | BRETHREN | LUCRE, INC. | Prefix |
| 231 | 645 | TRAVERSECY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 646 | ELLSWORTH | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 647 | CORAL | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 648 | HOWARDCITY | LUCRE, INC. | Prefix |
| 231 | 649 | TRAVERSECY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 651 | BEULAH | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 652 | NEWAYGO | AMERITECH MICHIGAN | Prefix |
| 231 | 655 | MANISTEE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 656 | KALKASKA | 123 NET, INC. | Prefix |
| 231 | 660 | BIG RAPIDS | 123 NET, INC. | Prefix |
| 231 | 662 | DUBLIN | LUCRE, INC. | Prefix |
| 231 | 666 | MUSKEGON | ONVOY, LLC - MI | Prefix |
| 231 | 667 | MARION | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 668 | TRAVERSECY | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 670 | MUSKEGON | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 672 | MUSKEGON | AT&T LOCAL | Prefix |
| 231 | 674 | GRANT | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 675 | BOYNE CITY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 676 | BELLAIRE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 678 | BRETHREN | ACD TELECOM, INC. - MI | Prefix |
| 231 | 679 | BIG RAPIDS | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 680 | REED CITY | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 681 | FRUITPORT | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 682 | ALDEN | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 683 | MUSKEGON | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 685 | RAVENNA | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 231 | 686 | FRANKFORT | 123 NET, INC. | Prefix |
| 231 | 689 | WHITECLOUD | AMERITECH MICHIGAN | Prefix |
| 231 | 690 | LUDINGTON | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 693 | INDIAN RIV | LUCRE, INC. | Prefix |
| 231 | 694 | BEULAH | LUCRE, INC. | Prefix |
| 231 | 695 | HOWARDCITY | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 697 | BELLAIRE | LUCRE, INC. | Prefix |
| 231 | 698 | HARRIETTA | LUCRE, INC. | Prefix |
| 231 | 704 | FREESOIL | USA MOBILITY WIRELESS, INC. | Prefix |
| 231 | 707 | NEWAYGO | ONVOY, LLC - MI | Prefix |
| 231 | 709 | TRAVERSECY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 712 | MUSKEGON | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 714 | TRAVERSECY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 715 | TRAVERSECY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 719 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 720 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 721 | HART | 123 NET, INC. | Prefix |
| 231 | 722 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 723 | MANISTEE | AMERITECH MICHIGAN | Prefix |
| 231 | 724 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 725 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 726 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 727 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 728 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 729 | IRONS | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 730 | MUSKEGON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 731 | SHELBY | LUCRE, INC. | Prefix |
| 231 | 732 | MORLEY | LUCRE, INC. | Prefix |
| 231 | 733 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 734 | EVART | AMERITECH MICHIGAN | Prefix |
| 231 | 735 | TRAVERSECY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 736 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 737 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 739 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 740 | MUSKEGON | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 741 | WELLSTON | LUCRE, INC. | Prefix |
| 231 | 742 | HART | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 743 | MARION | AMERITECH MICHIGAN | Prefix |
| 231 | 744 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 745 | BALDWIN | AMERITECH MICHIGAN | Prefix |
| 231 | 747 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 750 | MUSKEGON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 751 | WALLOON LK | ONVOY, LLC - MI | Prefix |
| 231 | 753 | PETOSKEY | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 231 | 754 | MANCELONA | LUCRE, INC. | Prefix |
| 231 | 755 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 757 | SCOTTVILLE | AMERITECH MICHIGAN | Prefix |
| 231 | 758 | PETOSKEY | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 759 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 760 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 762 | AMBLE | MICHIGAN CENTRAL BROADBAND COMPANY, LLC | Prefix |
| 231 | 764 | FIFE LAKE | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 766 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 767 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 768 | LE ROY | AMERITECH MICHIGAN | Prefix |
| 231 | 769 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 771 | ELK RAPIDS | ONVOY, LLC - MI | Prefix |
| 231 | 773 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 774 | INTERLOCHN | ACD TELECOM, INC. - MI | Prefix |
| 231 | 775 | CADILLAC | AMERITECH MICHIGAN | Prefix |
| 231 | 776 | PETOSKEY | 123 NET, INC. | Prefix |
| 231 | 777 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 778 | TRAVERSECY | 123 NET, INC. | Prefix |
| 231 | 779 | CADILLAC | AMERITECH MICHIGAN | Prefix |
| 231 | 780 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 782 | CHEBOYGAN | 123 NET, INC. | Prefix |
| 231 | 785 | FOUNTAIN | LUCRE, INC. | Prefix |
| 231 | 787 | WHITECLOUD | ONVOY, LLC - MI | Prefix |
| 231 | 788 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 789 | FRANKFORT | LUCRE, INC. | Prefix |
| 231 | 790 | FREESOIL | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 231 | 791 | REED CITY | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 231 | 792 | MANCELONA | 123 NET, INC. | Prefix |
| 231 | 793 | WHITECLOUD | LUCRE, INC. | Prefix |
| 231 | 794 | MANISTEE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 796 | BIG RAPIDS | AMERITECH MICHIGAN | Prefix |
| 231 | 797 | LUTHER | AMERITECH MICHIGAN | Prefix |
| 231 | 798 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 799 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 800 | LUTHER | ONVOY, LLC - MI | Prefix |
| 231 | 803 | MORLEY | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 805 | KALEVA | ACD TELECOM, INC. - MI | Prefix |
| 231 | 806 | CORAL | 123 NET, INC. | Prefix |
| 231 | 808 | CENTRAL LK | 123 NET, INC. | Prefix |
| 231 | 813 | LUDINGTON | LUCRE, INC. | Prefix |
| 231 | 818 | CHEBOYGAN | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 819 | TUSTIN | ONVOY, LLC - MI | Prefix |
| 231 | 821 | HOLTON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 822 | BEULAH | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 823 | STANWOOD | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 824 | MANTON | AMERITECH MICHIGAN | Prefix |
| 231 | 825 | MCBAIN | AMERITECH MICHIGAN | Prefix |
| 231 | 826 | FALMOUTH | CENTURY TEL CO NORTHERN MICHIGAN DBA CENTURYLINK | Prefix |
| 231 | 827 | FIFE LAKE | LUCRE, INC. | Prefix |
| 231 | 828 | TWIN LAKE | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 829 | TUSTIN | AMERITECH MICHIGAN | Prefix |
| 231 | 830 | MUSKEGON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 832 | REED CITY | AMERITECH MICHIGAN | Prefix |
| 231 | 833 | WOLVERINE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 834 | GRANT | AMERITECH MICHIGAN | Prefix |
| 231 | 835 | GLEN LAKE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 836 | EVART | 123 NET, INC. | Prefix |
| 231 | 837 | FREMONT | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 231 | 838 | PETOSKEY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 839 | LAKE CITY | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 842 | CADILLAC | 123 NET, INC. | Prefix |
| 231 | 843 | LUDINGTON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 844 | INDIAN RIV | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 845 | LUDINGTON | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 846 | CADILLAC | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 848 | WELLSTON | KALEVA TELEPHONE COMPANY | Prefix |
| 231 | 852 | LUDINGTON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 853 | RAVENNA | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 854 | HESPERIA | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 855 | MUSKEGON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 856 | MORLEY | AMERITECH MICHIGAN | Prefix |
| 231 | 859 | DUBLIN | KALEVA TELEPHONE COMPANY | Prefix |
| 231 | 861 | SHELBY | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 862 | HOXEYVILLE | ACE TELEPHONE CO. OF MICHIGAN, INC. | Prefix |
| 231 | 863 | SCOTTVILLE | LUCRE, INC. | Prefix |
| 231 | 864 | BEAR LAKE | CENTURYTEL OF MICHIGAN INC DBA CENTURYLINK | Prefix |
| 231 | 865 | FRUITPORT | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 866 | SUTTONSBAY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 867 | CHIPPEWALK | CENTURYTEL MIDWEST-MIDWEST INC DBA CENTURYLINK | Prefix |
| 231 | 869 | PENTWATER | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 871 | BEULAH | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 872 | REED CITY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 873 | HART | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 874 | WOLVERINE | 123 NET, INC. | Prefix |
| 231 | 875 | FRUITPORT | LUCRE, INC. | Prefix |
| 231 | 876 | CADILLAC | AMERITECH MICHIGAN | Prefix |
| 231 | 877 | NORTHPORT | LUCRE, INC. | Prefix |
| 231 | 878 | CADILLAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 879 | FIFE LAKE | AMERITECH MICHIGAN | Prefix |
| 231 | 881 | PETOSKEY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 882 | BEULAH | AMERITECH MICHIGAN | Prefix |
| 231 | 883 | TRAVERSECY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 884 | CADILLAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 885 | MESICK | ACE TELEPHONE CO. OF MICHIGAN, INC. | Prefix |
| 231 | 886 | KALKASKA | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 887 | MANISTEE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 888 | TWIN LAKE | ONVOY, LLC - MI | Prefix |
| 231 | 889 | ONEKAMA | AMERITECH MICHIGAN | Prefix |
| 231 | 890 | TRAVERSECY | AMERITECH MICHIGAN | Prefix |
| 231 | 893 | WHITEHALL | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 894 | WHITEHALL | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 896 | CORAL | LUCRE, INC. | Prefix |
| 231 | 898 | CARR | CARR TELEPHONE CO. | Prefix |
| 231 | 899 | NORTHPORT | 123 NET, INC. | Prefix |
| 231 | 902 | HART | TELNET WORLDWIDE, INC. | Prefix |
| 231 | 903 | MUSKEGON | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 907 | LUDINGTON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 908 | MCBAIN | 123 NET, INC. | Prefix |
| 231 | 912 | REED CITY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 916 | MANCELONA | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 231 | 920 | CADILLAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 922 | TRAVERSECY | AMERITECH MICHIGAN | Prefix |
| 231 | 923 | HART | SPRINT SPECTRUM L.P. | Prefix |
| 231 | 924 | FREMONT | AMERITECH MICHIGAN | Prefix |
| 231 | 925 | SCOTTVILLE | 123 NET, INC. | Prefix |
| 231 | 926 | KALKASKA | LUCRE, INC. | Prefix |
| 231 | 928 | FREMONT | AMERITECH MICHIGAN | Prefix |
| 231 | 929 | TRAVERSECY | AMERITECH MICHIGAN | Prefix |
| 231 | 930 | BEULAH | ACD TELECOM, INC. - MI | Prefix |
| 231 | 932 | TRAVERSECY | AMERITECH MICHIGAN | Prefix |
| 231 | 933 | TRAVERSECY | AMERITECH MICHIGAN | Prefix |
| 231 | 935 | TRAVERSECY | AMERITECH MICHIGAN | Prefix |
| 231 | 936 | SCOTTVILLE | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 231 | 937 | HOWARDCITY | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 938 | TRAVERSECY | AMERITECH MICHIGAN | Prefix |
| 231 | 939 | PETOSKEY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 941 | TRAVERSECY | AMERITECH MICHIGAN | Prefix |
| 231 | 942 | CADILLAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 231 | 943 | TRAVERSECY | AMERITECH MICHIGAN | Prefix |
| 231 | 944 | TRAVERSECY | CYNERGYCOMM.NET, INC. - MI | Prefix |
| 231 | 946 | TRAVERSECY | AMERITECH MICHIGAN | Prefix |
| 231 | 947 | TRAVERSECY | AMERITECH MICHIGAN | Prefix |
| 231 | 955 | MUSKEGON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 962 | KALEVA | LUCRE, INC. | Prefix |
| 231 | 970 | BEAR LAKE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 231 | 972 | MECOSTA | CENTURYTEL MIDWEST-MIDWEST INC DBA CENTURYLINK | Prefix |
| 231 | 974 | GRANT | 123 NET, INC. | Prefix |
| 231 | 981 | WHITEHALL | FRONTIER NORTH, INC. - MI | Prefix |
| 231 | 994 | LKLEELANAU | ACD TELECOM, INC. - MI | Prefix |
| 231 | 995 | TRAVERSECY | AMERITECH MICHIGAN | Prefix |
| 231 | 999 | CENTRAL LK | ONVOY, LLC - MI | Prefix |
| 248 | 200 | SOUTHFIELD | TALK AMERICA INC. - MI | Prefix |
| 248 | 201 | CLARKSTON | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 202 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 203 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 204 | SOUTHFIELD | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 205 | BIRMINGHAM | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 206 | ROYAL OAK | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 207 | NORTHVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 208 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 209 | PONTIAC | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 210 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 212 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 213 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 214 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 215 | HOLLY | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 216 | MILFDWH LK | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 217 | ROYAL OAK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 218 | ROCHESTER | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 219 | ROYAL OAK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 220 | BIRMINGHAM | TALK AMERICA INC. - MI | Prefix |
| 248 | 221 | PONTIAC | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 222 | MILFDWH LK | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 223 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 224 | ROYAL OAK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 225 | BIRMINGHAM | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 226 | SOUTHFIELD | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 227 | BIRMINGHAM | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 228 | SOUTHFIELD | 123 NET, INC. | Prefix |
| 248 | 229 | BIRMINGHAM | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 230 | PONTIAC | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 231 | NORTHVILLE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 232 | PONTIAC | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 233 | SOUTHFIELD | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 234 | SOUTHFIELD | CENTURYLINK COMMUNICATIONS LLC | Prefix |
| 248 | 235 | ROYAL OAK | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 236 | OXFORD | AMERITECH MICHIGAN | Prefix |
| 248 | 237 | AUBURN HTS | AT&T LOCAL | Prefix |
| 248 | 238 | CLARKSTON | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 239 | PONTIAC | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 240 | HOLLY | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 241 | CLARKSTON | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 242 | COMMERCE | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 243 | AUBURN HTS | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 244 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 245 | HOLLY | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 246 | ROYAL OAK | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 247 | TROY | 123 NET, INC. | Prefix |
| 248 | 249 | HOLLY | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 250 | TROY | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 251 | TROY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 252 | W BLOOMFLD | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 253 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 254 | W BLOOMFLD | TALK AMERICA INC. - MI | Prefix |
| 248 | 255 | WALLEDLAKE | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 256 | OXFORD | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 257 | DRAYTON PL | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 258 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 259 | ROYAL OAK | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 260 | AUBURN HTS | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 261 | PONTIAC | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 262 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 263 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 264 | SOUTH LYON | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 265 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 266 | ROCHESTER | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 248 | 267 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 268 | ROYAL OAK | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 269 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 270 | AUBURN HTS | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 271 | HOLLY | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 272 | PONTIAC | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 273 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 274 | OXFORD | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 275 | TROY | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 276 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 277 | NORTHVILLE | AT&T LOCAL | Prefix |
| 248 | 278 | SOUTH LYON | METRO PCS, INC. | Prefix |
| 248 | 279 | NORTHVILLE | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 280 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 281 | SOUTHFIELD | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 282 | BIRMINGHAM | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 283 | BIRMINGHAM | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 284 | ROYAL OAK | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 285 | PONTIAC | AT&T LOCAL | Prefix |
| 248 | 286 | SOUTHFIELD | TELNET WORLDWIDE, INC. | Prefix |
| 248 | 287 | LAKE ORION | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 288 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 289 | AUBURN HTS | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 290 | BIRMINGHAM | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 248 | 291 | ROYAL OAK | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 292 | PONTIAC | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 293 | AUBURN HTS | AMERITECH MICHIGAN | Prefix |
| 248 | 294 | PONTIAC | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 295 | WALLEDLAKE | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 296 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 297 | CLARKSTON | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 298 | ROYAL OAK | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 248 | 299 | AUBURN HTS | AMERITECH MICHIGAN | Prefix |
| 248 | 300 | PONTIAC | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 301 | COMMERCE | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 302 | SOUTHFIELD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 303 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 304 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 305 | NORTHVILLE | AMERITECH MICHIGAN | Prefix |
| 248 | 306 | FARMINGTON | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 248 | 307 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 308 | NORTHVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 309 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 310 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 312 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 313 | WALLEDLAKE | TALK AMERICA INC. - MI | Prefix |
| 248 | 314 | NORTHVILLE | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 315 | ROYAL OAK | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 316 | ROYAL OAK | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 317 | ROYAL OAK | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 318 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 319 | NORTHVILLE | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 320 | SOUTHFIELD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 321 | TROY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 322 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 323 | PONTIAC | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 324 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 325 | W BLOOMFLD | AMERITECH MICHIGAN | Prefix |
| 248 | 326 | PONTIAC | PHONE MICHIGAN | Prefix |
| 248 | 327 | SOUTHFIELD | AT&T LOCAL | Prefix |
| 248 | 328 | HOLLY | AMERITECH MICHIGAN | Prefix |
| 248 | 329 | MILFDWH LK | CLEAR RATE COMMUNICATIONS - CLEC - MI | Prefix |
| 248 | 330 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 331 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 332 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 333 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 334 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 335 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 336 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 337 | SOUTHFIELD | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 338 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 339 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 340 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 341 | BIRMINGHAM | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 342 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 343 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 344 | NORTHVILLE | AMERITECH MICHIGAN | Prefix |
| 248 | 345 | NORTHVILLE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 346 | W BLOOMFLD | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 347 | NORTHVILLE | AMERITECH MICHIGAN | Prefix |
| 248 | 348 | NORTHVILLE | AMERITECH MICHIGAN | Prefix |
| 248 | 349 | NORTHVILLE | AMERITECH MICHIGAN | Prefix |
| 248 | 350 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 351 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 352 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 353 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 354 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 355 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 356 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 357 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 358 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 359 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 360 | COMMERCE | AMERITECH MICHIGAN | Prefix |
| 248 | 361 | SOUTHFIELD | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 362 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 363 | COMMERCE | AMERITECH MICHIGAN | Prefix |
| 248 | 364 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 365 | PONTIAC | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 366 | COMMERCE | AMERITECH MICHIGAN | Prefix |
| 248 | 367 | ROYAL OAK | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 368 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 369 | HOLLY | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 370 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 371 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 372 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 373 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 374 | NORTHVILLE | AMERITECH MICHIGAN | Prefix |
| 248 | 375 | ROCHESTER | AMERITECH MICHIGAN | Prefix |
| 248 | 376 | ROYAL OAK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 377 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 378 | NORTHVILLE | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 379 | TROY | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 380 | NORTHVILLE | AMERITECH MICHIGAN | Prefix |
| 248 | 381 | FARMINGTON | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 382 | HOLLY | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 383 | DRAYTON PL | PHONE MICHIGAN | Prefix |
| 248 | 384 | CLARKSTON | PHONE MICHIGAN | Prefix |
| 248 | 385 | BIRMINGHAM | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 386 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 387 | COMMERCE | PHONE MICHIGAN | Prefix |
| 248 | 388 | SOUTHFIELD | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 389 | ROYAL OAK | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 390 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 391 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 392 | PONTIAC | METRO PCS, INC. | Prefix |
| 248 | 393 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 394 | CLARKSTON | AMERITECH MICHIGAN | Prefix |
| 248 | 395 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 396 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 397 | ROYAL OAK | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 398 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 399 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 400 | SOUTHFIELD | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 401 | ROYAL OAK | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 402 | ROCHESTER | PHONE MICHIGAN | Prefix |
| 248 | 403 | CLARKSTON | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 404 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 405 | ROYAL OAK | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 406 | W BLOOMFLD | PHONE MICHIGAN | Prefix |
| 248 | 407 | AUBURN HTS | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 408 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 409 | PONTIAC | PHONE MICHIGAN | Prefix |
| 248 | 410 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 412 | NORTHVILLE | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 413 | ROCHESTER | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 414 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 415 | SOUTHFIELD | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 416 | SOUTHFIELD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 417 | SOUTHFIELD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 418 | PONTIAC | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 248 | 419 | W BLOOMFLD | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 420 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 421 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 422 | TROY | PHONE MICHIGAN | Prefix |
| 248 | 423 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 424 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 425 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 426 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 427 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 428 | MILFDWH LK | PHONE MICHIGAN | Prefix |
| 248 | 429 | OXFORD | PHONE MICHIGAN | Prefix |
| 248 | 430 | BIRMINGHAM | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 431 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 432 | W BLOOMFLD | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 433 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 434 | TROY | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 435 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 436 | SOUTHFIELD | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 437 | SOUTH LYON | AMERITECH MICHIGAN | Prefix |
| 248 | 438 | WALLEDLAKE | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 439 | ROYAL OAK | SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE | Prefix |
| 248 | 440 | SOUTHFIELD | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 248 | 441 | AUBURN HTS | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 442 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 443 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 444 | NORTHVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 445 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 446 | SOUTH LYON | AMERITECH MICHIGAN | Prefix |
| 248 | 447 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 448 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 449 | NORTHVILLE | AMERITECH MICHIGAN | Prefix |
| 248 | 450 | SOUTHFIELD | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 451 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 452 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 453 | ROCHESTER | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 454 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 455 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 456 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 457 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 458 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 459 | HOLLY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 460 | OXFORD | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 461 | DRAYTON PL | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 462 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 463 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 464 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 465 | NORTHVILLE | AMERITECH MICHIGAN | Prefix |
| 248 | 466 | PONTIAC | VONAGE NETWORK INC. | Prefix |
| 248 | 467 | HOLLY | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 468 | NORTHVILLE | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 248 | 469 | SOUTHFIELD | CYNERGYCOMM.NET, INC. - MI | Prefix |
| 248 | 470 | SOUTHFIELD | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 471 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 472 | MILFDWH LK | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 473 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 474 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 475 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 476 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 477 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 478 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 479 | FARMINGTON | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 480 | BIRMINGHAM | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 481 | PONTIAC | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 482 | FARMINGTON | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 483 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 484 | PONTIAC | TELNET WORLDWIDE, INC. | Prefix |
| 248 | 485 | SOUTHFIELD | TELNET WORLDWIDE, INC. | Prefix |
| 248 | 486 | SOUTH LYON | AMERITECH MICHIGAN | Prefix |
| 248 | 487 | W BLOOMFLD | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 248 | 488 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 489 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 491 | SOUTH LYON | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 492 | CLARKSTON | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 493 | SOUTH LYON | TELNET WORLDWIDE, INC. | Prefix |
| 248 | 494 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 495 | ROCHESTER | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 496 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 497 | SOUTHFIELD | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 498 | TROY | TELNET WORLDWIDE, INC. | Prefix |
| 248 | 499 | PONTIAC | METRO PCS, INC. | Prefix |
| 248 | 500 | MILFDWH LK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 501 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 502 | BIRMINGHAM | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 503 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 504 | NORTHVILLE | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 505 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 506 | ROYAL OAK | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 507 | CLARKSTON | AT&T LOCAL | Prefix |
| 248 | 508 | SOUTHFIELD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 509 | TROY | BUCKEYE TELESYSTEM, INC. - MI | Prefix |
| 248 | 510 | PONTIAC | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 512 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 513 | NORTHVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 514 | SOUTHFIELD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 515 | TROY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 516 | FARMINGTON | AT&T CORP. | Prefix |
| 248 | 518 | CLARKSTON | CENTURYLINK COMMUNICATIONS LLC | Prefix |
| 248 | 519 | TROY | PHONE MICHIGAN | Prefix |
| 248 | 520 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 521 | SOUTHFIELD | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 522 | FARMINGTON | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 523 | FARMINGTON | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 524 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 525 | TROY | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 526 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 527 | PONTIAC | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 528 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 529 | MILFDWH LK | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 530 | BIRMINGHAM | PHONE MICHIGAN | Prefix |
| 248 | 531 | HOLLY | PHONE MICHIGAN | Prefix |
| 248 | 532 | ORTONVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 533 | NORTHVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 534 | HOLLY | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 535 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 536 | FARMINGTON | PHONE MICHIGAN | Prefix |
| 248 | 537 | AUBURN HTS | PHONE MICHIGAN | Prefix |
| 248 | 538 | W BLOOMFLD | AMERITECH MICHIGAN | Prefix |
| 248 | 539 | W BLOOMFLD | AMERITECH MICHIGAN | Prefix |
| 248 | 540 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 541 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 542 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 543 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 544 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 545 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 546 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 547 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 548 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 549 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 550 | BIRMINGHAM | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 551 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 552 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 553 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 554 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 556 | ROYAL OAK | TALK AMERICA INC. - MI | Prefix |
| 248 | 557 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 558 | CLARKSTON | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 559 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 560 | WALLEDLAKE | PHONE MICHIGAN | Prefix |
| 248 | 561 | TROY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 562 | W BLOOMFLD | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 563 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 564 | AUBURN HTS | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 565 | ROYAL OAK | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 566 | BIRMINGHAM | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 567 | NORTHVILLE | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 568 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 569 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 570 | PONTIAC | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 571 | ROYAL OAK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 572 | OXFORD | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 573 | SOUTH LYON | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 574 | WALLEDLAKE | CLEAR RATE COMMUNICATIONS - ULEC - MI | Prefix |
| 248 | 575 | CLARKSTON | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 576 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 577 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 578 | NORTHVILLE | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 579 | FARMINGTON | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 580 | PONTIAC | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 581 | ROYAL OAK | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 582 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 583 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 584 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 585 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 586 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 587 | SOUTH LYON | PHONE MICHIGAN | Prefix |
| 248 | 588 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 589 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 590 | BIRMINGHAM | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 591 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 592 | W BLOOMFLD | AMERITECH MICHIGAN | Prefix |
| 248 | 593 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 594 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 595 | SOUTHFIELD | GRID 4 COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 596 | NORTHVILLE | AMERITECH MICHIGAN | Prefix |
| 248 | 597 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 598 | AUBURN HTS | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 599 | DRAYTON PL | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 600 | PONTIAC | ONVOY, LLC - MI | Prefix |
| 248 | 601 | ROCHESTER | AMERITECH MICHIGAN | Prefix |
| 248 | 602 | TROY | METRO PCS, INC. | Prefix |
| 248 | 603 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 604 | SOUTHFIELD | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 605 | CLARKSTON | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 606 | AUBURN HTS | AMERITECH MICHIGAN | Prefix |
| 248 | 607 | ROYAL OAK | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 608 | ROCHESTER | AMERITECH MICHIGAN | Prefix |
| 248 | 609 | ROCHESTER | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 248 | 610 | PONTIAC | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 612 | HOLLY | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 613 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 614 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 615 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 616 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 617 | SOUTH LYON | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 618 | DRAYTON PL | AMERITECH MICHIGAN | Prefix |
| 248 | 619 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 620 | CLARKSTON | AMERITECH MICHIGAN | Prefix |
| 248 | 621 | SOUTHFIELD | 123 NET, INC. | Prefix |
| 248 | 622 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 623 | DRAYTON PL | AMERITECH MICHIGAN | Prefix |
| 248 | 624 | WALLEDLAKE | AMERITECH MICHIGAN | Prefix |
| 248 | 625 | CLARKSTON | AMERITECH MICHIGAN | Prefix |
| 248 | 626 | W BLOOMFLD | AMERITECH MICHIGAN | Prefix |
| 248 | 627 | ORTONVILLE | FRONTIER NORTH, INC. - MI | Prefix |
| 248 | 628 | OXFORD | AMERITECH MICHIGAN | Prefix |
| 248 | 629 | ROYAL OAK | AT&T LOCAL | Prefix |
| 248 | 630 | PONTIAC | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 631 | BIRMINGHAM | AT&T LOCAL | Prefix |
| 248 | 632 | ROYAL OAK | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 633 | BIRMINGHAM | 123 NET, INC. | Prefix |
| 248 | 634 | HOLLY | AMERITECH MICHIGAN | Prefix |
| 248 | 635 | TROY | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 636 | PONTIAC | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 637 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 638 | MILFDWH LK | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 639 | PONTIAC | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 640 | SOUTHFIELD | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 641 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 642 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 643 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 644 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 645 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 646 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 647 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 648 | PONTIAC | AT&T LOCAL | Prefix |
| 248 | 649 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 650 | ROCHESTER | AMERITECH MICHIGAN | Prefix |
| 248 | 651 | ROCHESTER | AMERITECH MICHIGAN | Prefix |
| 248 | 652 | ROCHESTER | AMERITECH MICHIGAN | Prefix |
| 248 | 653 | HOLLY | METRO PCS, INC. | Prefix |
| 248 | 654 | ROYAL OAK | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 655 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 656 | ROCHESTER | AMERITECH MICHIGAN | Prefix |
| 248 | 657 | CLARKSTON | GRID 4 COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 658 | ROYAL OAK | PHONE MICHIGAN | Prefix |
| 248 | 659 | ROCHESTER | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 660 | HOLLY | PHONE MICHIGAN | Prefix |
| 248 | 661 | W BLOOMFLD | AMERITECH MICHIGAN | Prefix |
| 248 | 662 | NORTHVILLE | PHONE MICHIGAN | Prefix |
| 248 | 663 | SOUTHFIELD | PHONE MICHIGAN | Prefix |
| 248 | 664 | MILFDWH LK | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 665 | SOUTHFIELD | PHONE MICHIGAN | Prefix |
| 248 | 666 | DRAYTON PL | AMERITECH MICHIGAN | Prefix |
| 248 | 667 | SOUTH LYON | METRO PCS, INC. | Prefix |
| 248 | 668 | WALLEDLAKE | AMERITECH MICHIGAN | Prefix |
| 248 | 669 | WALLEDLAKE | AMERITECH MICHIGAN | Prefix |
| 248 | 670 | TROY | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 671 | W BLOOMFLD | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 672 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 673 | DRAYTON PL | AMERITECH MICHIGAN | Prefix |
| 248 | 674 | DRAYTON PL | AMERITECH MICHIGAN | Prefix |
| 248 | 675 | NORTHVILLE | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 676 | MILFDWH LK | FRONTIER NORTH, INC. - MI | Prefix |
| 248 | 677 | ROYAL OAK | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 678 | AUBURN HTS | PHONE MICHIGAN | Prefix |
| 248 | 679 | NORTHVILLE | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 680 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 681 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 682 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 683 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 684 | MILFDWH LK | FRONTIER NORTH, INC. - MI | Prefix |
| 248 | 685 | MILFDWH LK | FRONTIER NORTH, INC. - MI | Prefix |
| 248 | 686 | BIRMINGHAM | PHONE MICHIGAN | Prefix |
| 248 | 687 | TROY | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 688 | TROY | AT&T LOCAL | Prefix |
| 248 | 689 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 690 | LAKE ORION | PHONE MICHIGAN | Prefix |
| 248 | 691 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 692 | NORTHVILLE | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 693 | LAKE ORION | AMERITECH MICHIGAN | Prefix |
| 248 | 694 | COMMERCE | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 695 | BIRMINGHAM | MICHTEL COMMUNICATIONS LLC - MI | Prefix |
| 248 | 696 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 697 | NORTHVILLE | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 698 | COMMERCE | AMERITECH MICHIGAN | Prefix |
| 248 | 699 | FARMINGTON | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 701 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 702 | W BLOOMFLD | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 703 | TROY | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 704 | NORTHVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 705 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 706 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 707 | CLARKSTON | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 708 | HOLLY | TELNET WORLDWIDE, INC. | Prefix |
| 248 | 709 | TROY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 710 | ROCHESTER | GRID 4 COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 712 | BIRMINGHAM | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 713 | ORTONVILLE | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 714 | MILFDWH LK | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 715 | FARMINGTON | TELNET WORLDWIDE, INC. | Prefix |
| 248 | 716 | COMMERCE | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 248 | 717 | MILFDWH LK | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 248 | 718 | ORTONVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 719 | NORTHVILLE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 720 | TROY | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 248 | 721 | ROYAL OAK | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 722 | W BLOOMFLD | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 723 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 724 | PONTIAC | 123 NET, INC. | Prefix |
| 248 | 725 | PONTIAC | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 726 | ROCHESTER | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 727 | SOUTHFIELD | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 728 | SOUTHFIELD | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 729 | TROY | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 730 | W BLOOMFLD | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 731 | BIRMINGHAM | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 732 | PONTIAC | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 733 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 735 | NORTHVILLE | AMERITECH MICHIGAN | Prefix |
| 248 | 736 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 737 | W BLOOMFLD | AMERITECH MICHIGAN | Prefix |
| 248 | 738 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 739 | W BLOOMFLD | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 740 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 741 | FARMINGTON | TELNET WORLDWIDE, INC. | Prefix |
| 248 | 742 | DRAYTON PL | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 743 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 744 | ROYAL OAK | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 745 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 746 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 747 | W BLOOMFLD | AT&T LOCAL | Prefix |
| 248 | 748 | MILFDWH LK | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 749 | ORTONVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 750 | SOUTHFIELD | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 751 | PONTIAC | TELNET WORLDWIDE, INC. | Prefix |
| 248 | 752 | SOUTHFIELD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 753 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 754 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 755 | FARMINGTON | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 756 | NORTHVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 757 | W BLOOMFLD | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 758 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 759 | ROCHESTER | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 760 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 761 | ROYAL OAK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 762 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 763 | SOUTHFIELD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 764 | TROY | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 765 | TROY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 766 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 767 | NORTHVILLE | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 768 | W BLOOMFLD | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 769 | MILFDWH LK | TELNET WORLDWIDE, INC. | Prefix |
| 248 | 770 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 771 | PONTIAC | MICHTEL COMMUNICATIONS LLC - MI | Prefix |
| 248 | 772 | FARMINGTON | MICHTEL COMMUNICATIONS LLC - MI | Prefix |
| 248 | 773 | NORTHVILLE | TALK AMERICA INC. - MI | Prefix |
| 248 | 774 | SOUTHFIELD | MICHTEL COMMUNICATIONS LLC - MI | Prefix |
| 248 | 775 | MILFDWH LK | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 776 | ROYAL OAK | 123 NET, INC. | Prefix |
| 248 | 777 | DETROITZN5 | AMERITECH MICHIGAN | Prefix |
| 248 | 778 | CLARKSTON | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 779 | COMMERCE | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 780 | HOLLY | ONVOY, LLC - MI | Prefix |
| 248 | 781 | TROY | CENTURYLINK COMMUNICATIONS LLC | Prefix |
| 248 | 782 | SOUTH LYON | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 783 | LAKE ORION | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 784 | SOUTHFIELD | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 785 | W BLOOMFLD | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 786 | TROY | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 787 | WALLEDLAKE | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 788 | W BLOOMFLD | AMERITECH MICHIGAN | Prefix |
| 248 | 789 | SOUTHFIELD | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 790 | W BLOOMFLD | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 791 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 792 | BIRMINGHAM | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 793 | ORTONVILLE | 123 NET, INC. | Prefix |
| 248 | 794 | SOUTHFIELD | ONVOY, LLC - MI | Prefix |
| 248 | 795 | CLARKSTON | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 796 | SOUTHFIELD | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 797 | ROYAL OAK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 798 | SOUTHFIELD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 799 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 800 | OXFORD | ONVOY, LLC - MI | Prefix |
| 248 | 801 | W BLOOMFLD | WEST TELECOM SERVICES, LLC - MI | Prefix |
| 248 | 802 | CLARKSTON | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 803 | ORTONVILLE | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 248 | 804 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 805 | ROCHESTER | FIRST COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 806 | PONTIAC | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 807 | HOLLY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 808 | ROYAL OAK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 809 | SOUTHFIELD | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 812 | PONTIAC | YMAX COMMUNICATIONS CORP. - MI | Prefix |
| 248 | 813 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 814 | LAKE ORION | AMERITECH MICHIGAN | Prefix |
| 248 | 815 | PONTIAC | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 816 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 817 | TROY | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 818 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 819 | W BLOOMFLD | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 820 | HOLLY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 821 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 822 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 823 | TROY | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 824 | TROY | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 825 | TROY | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 826 | NORTHVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 827 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 828 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 829 | AUBURN HTS | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 830 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 831 | ORTONVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 832 | NORTHVILLE | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 833 | BIRMINGHAM | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 834 | LAKE ORION | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 835 | TROY | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 836 | PONTIAC | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 837 | ROYAL OAK | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 838 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 839 | BIRMINGHAM | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 840 | TROY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 841 | ROCHESTER | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 842 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 843 | CLARKSTON | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 844 | AUBURN HTS | AMERITECH MICHIGAN | Prefix |
| 248 | 845 | LAKE ORION | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 846 | HOLLY | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 847 | W BLOOMFLD | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 848 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 849 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 850 | ROYAL OAK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 851 | W BLOOMFLD | AMERITECH MICHIGAN | Prefix |
| 248 | 852 | AUBURN HTS | AMERITECH MICHIGAN | Prefix |
| 248 | 853 | AUBURN HTS | AMERITECH MICHIGAN | Prefix |
| 248 | 854 | TROY | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 855 | W BLOOMFLD | AMERITECH MICHIGAN | Prefix |
| 248 | 856 | AUBURN HTS | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 857 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 858 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 859 | WALLEDLAKE | BRIGHT HOUSE NTWS INFORMATION SVCS (MICHIGAN) - MI | Prefix |
| 248 | 860 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 861 | CLARKSTON | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 862 | W BLOOMFLD | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 863 | WALLEDLAKE | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 864 | SOUTHFIELD | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 865 | W BLOOMFLD | AMERITECH MICHIGAN | Prefix |
| 248 | 866 | SOUTHFIELD | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 867 | SOUTHFIELD | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 868 | SOUTHFIELD | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 869 | NORTHVILLE | TELNET WORLDWIDE, INC. | Prefix |
| 248 | 871 | FARMINGTON | PHONE MICHIGAN | Prefix |
| 248 | 872 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 874 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 875 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 876 | FARMINGTON | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 877 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 878 | TROY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 879 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 880 | NORTHVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 881 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 882 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 883 | PONTIAC | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 248 | 884 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 885 | BIRMINGHAM | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 886 | DRAYTON PL | AMERITECH MICHIGAN | Prefix |
| 248 | 887 | MILFDWH LK | FRONTIER NORTH, INC. - MI | Prefix |
| 248 | 888 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 889 | MILFDWH LK | FRONTIER NORTH, INC. - MI | Prefix |
| 248 | 890 | ROYAL OAK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 891 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 892 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 893 | FARMINGTON | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 894 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 895 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 896 | WALLEDLAKE | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 897 | PONTIAC | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 248 | 898 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 899 | ORTONVILLE | TELNET WORLDWIDE, INC. | Prefix |
| 248 | 900 | ORTONVILLE | ONVOY, LLC - MI | Prefix |
| 248 | 901 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 902 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 903 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 904 | PONTIAC | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 905 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 906 | TROY | YMAX COMMUNICATIONS CORP. - MI | Prefix |
| 248 | 907 | FARMINGTON | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 248 | 908 | PONTIAC | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 909 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 910 | SOUTHFIELD | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 912 | NORTHVILLE | TDS METROCOM INC. - MI | Prefix |
| 248 | 913 | CLARKSTON | TELNET WORLDWIDE, INC. | Prefix |
| 248 | 914 | SOUTHFIELD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 915 | SOUTHFIELD | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 916 | NORTHVILLE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 917 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 918 | TROY | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 919 | FARMINGTON | TDS METROCOM INC. - MI | Prefix |
| 248 | 920 | PONTIAC | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 921 | NORTHVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 922 | CLARKSTON | AMERITECH MICHIGAN | Prefix |
| 248 | 923 | ROCHESTER | CENTURYLINK COMMUNICATIONS LLC | Prefix |
| 248 | 924 | NORTHVILLE | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 925 | TROY | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 248 | 926 | WALLEDLAKE | AMERITECH MICHIGAN | Prefix |
| 248 | 927 | CLARKSTON | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 928 | TROY | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 929 | LAKE ORION | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 930 | TROY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 931 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 932 | W BLOOMFLD | AMERITECH MICHIGAN | Prefix |
| 248 | 933 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 934 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 935 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 936 | SOUTHFIELD | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 937 | COMMERCE | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 938 | NORTHVILLE | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 939 | FARMINGTON | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 940 | BIRMINGHAM | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 941 | ROCHESTER | SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE | Prefix |
| 248 | 942 | CLARKSTON | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 943 | SOUTHFIELD | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 944 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 945 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 946 | NORTHVILLE | SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE | Prefix |
| 248 | 948 | SOUTHFIELD | AMERITECH MICHIGAN | Prefix |
| 248 | 949 | FARMINGTON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 951 | ROYAL OAK | BUCKEYE TELESYSTEM, INC. - MI | Prefix |
| 248 | 952 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 953 | TROY | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 248 | 954 | FARMINGTON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 955 | ROYAL OAK | PHONE MICHIGAN | Prefix |
| 248 | 956 | WALLEDLAKE | PHONE MICHIGAN | Prefix |
| 248 | 957 | FARMINGTON | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 960 | WALLEDLAKE | AMERITECH MICHIGAN | Prefix |
| 248 | 961 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 962 | NORTHVILLE | PHONE MICHIGAN | Prefix |
| 248 | 963 | ROCHESTER | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 248 | 964 | TROY | AMERITECH MICHIGAN | Prefix |
| 248 | 965 | ROYAL OAK | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 248 | 966 | SOUTHFIELD | USA MOBILITY WIRELESS, INC. | Prefix |
| 248 | 967 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 968 | ROYAL OAK | AMERITECH MICHIGAN | Prefix |
| 248 | 969 | OXFORD | AMERITECH MICHIGAN | Prefix |
| 248 | 970 | W BLOOMFLD | CLEAR RATE COMMUNICATIONS - CLEC - MI | Prefix |
| 248 | 971 | BIRMINGHAM | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 972 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 973 | W BLOOMFLD | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 974 | NORTHVILLE | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 975 | PONTIAC | AMERITECH MICHIGAN | Prefix |
| 248 | 977 | PONTIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 978 | PONTIAC | SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE | Prefix |
| 248 | 979 | BIRMINGHAM | METRO PCS, INC. | Prefix |
| 248 | 980 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 981 | PONTIAC | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 982 | NORTHVILLE | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 248 | 983 | HOLLY | ONVOY, LLC - MI | Prefix |
| 248 | 984 | NORTHVILLE | MICHTEL COMMUNICATIONS LLC - MI | Prefix |
| 248 | 985 | W BLOOMFLD | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 986 | FARMINGTON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 987 | FARMINGTON | AT&T LOCAL | Prefix |
| 248 | 988 | BIRMINGHAM | AMERITECH MICHIGAN | Prefix |
| 248 | 989 | TROY | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 248 | 990 | ROYAL OAK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 248 | 991 | FARMINGTON | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 248 | 992 | ROYAL OAK | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 993 | NORTHVILLE | SPRINT SPECTRUM L.P. | Prefix |
| 248 | 994 | FARMINGTON | AMERITECH MICHIGAN | Prefix |
| 248 | 995 | ROYAL OAK | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 248 | 996 | SOUTHFIELD | CMC TELECOM, INC. - MI | Prefix |
| 248 | 997 | AUBURN HTS | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 248 | 998 | ROYAL OAK | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 269 | 200 | GALESBURG | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 269 | 201 | WATERVLIET | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 269 | 202 | COLOMA | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 269 | 203 | RICHLAND | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 269 | 204 | PLAINWELL | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 269 | 205 | MIDDLEVL | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 269 | 206 | SOUTHHAVEN | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 207 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 208 | BENTON HBR | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 209 | BATTLE CRK | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 210 | BENTON HBR | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 269 | 212 | KALAMAZOO | USA MOBILITY WIRELESS, INC. | Prefix |
| 269 | 213 | BATTLE CRK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 214 | SOUTHHAVEN | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 215 | RICHLAND | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 269 | 216 | KALAMAZOO | AT&T LOCAL | Prefix |
| 269 | 217 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 218 | GALESBURG | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 269 | 219 | BATTLE CRK | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 269 | 220 | KALAMAZOO | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 269 | 221 | STURGIS | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 222 | WATERVLIET | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 269 | 223 | BATTLE CRK | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 224 | BATTLE CRK | PHONE MICHIGAN | Prefix |
| 269 | 225 | PLAINWELL | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 226 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 227 | GLENN | FRONTIER MIDSTATES, INC. - MI | Prefix |
| 269 | 228 | CASSOPOLIS | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 229 | THREE OAKS | LUCRE, INC. | Prefix |
| 269 | 230 | SCHOOLCFT | CENTURYLINK COMMUNICATIONS LLC | Prefix |
| 269 | 231 | NEWBUFFALO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 232 | KALAMAZOO | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 269 | 233 | CASSOPOLIS | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 234 | BATTLE CRK | ONVOY, LLC - MI | Prefix |
| 269 | 235 | ST JOSEPH | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 236 | PULLMAN | FRONTIER MIDSTATES, INC. - MI | Prefix |
| 269 | 237 | THREE OAKS | ONVOY, LLC - MI | Prefix |
| 269 | 238 | NEWBUFFALO | LUCRE, INC. | Prefix |
| 269 | 239 | MIDDLEVL | USA MOBILITY WIRELESS, INC. | Prefix |
| 269 | 240 | NILES | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 241 | MIDDLEVL | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 269 | 242 | PLAINWELL | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 243 | BATTLE CRK | BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI | Prefix |
| 269 | 244 | THREERIVRS | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 245 | BATTLE CRK | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 246 | BERRIENSPG | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 247 | BENTON HBR | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 269 | 248 | MARSHALL | METRO PCS, INC. | Prefix |
| 269 | 249 | KALAMAZOO | VONAGE NETWORK INC. | Prefix |
| 269 | 250 | KALAMAZOO | CLIMAX TELEPHONE COMPANY | Prefix |
| 269 | 251 | KALAMAZOO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 252 | BENTON HBR | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 253 | LACOTA | FRONTIER MIDSTATES, INC. - MI | Prefix |
| 269 | 254 | KALAMAZOO | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 255 | FULTON | LUCRE, INC. | Prefix |
| 269 | 258 | WAYLAND | LUCRE, INC. | Prefix |
| 269 | 259 | NILES | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 262 | NILES | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 269 | 264 | HAMILTON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 266 | BRIDGMAN | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 267 | KALAMAZOO | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 269 | 268 | BATTLE CRK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 270 | KALAMAZOO | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 271 | KALAMAZOO | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 272 | HASTINGS | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 269 | 273 | THREERIVRS | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 274 | BATTLE CRK | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 275 | BATTLE CRK | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 276 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 277 | BENTON HBR | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 278 | THREERIVRS | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 279 | THREERIVRS | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 280 | OLIVET | TALK AMERICA INC. - MI | Prefix |
| 269 | 281 | ST JOSEPH | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 269 | 282 | BATTLE CRK | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 269 | 283 | MATTAWAN | SOUTHERN MICHIGAN CELLULAR COMPANY | Prefix |
| 269 | 286 | ALLEGAN | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 287 | ST JOSEPH | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 288 | BATTLE CRK | US XCHANGE OF MICHIGAN LLC DBA CHOICE ONE COMM MI | Prefix |
| 269 | 290 | KALAMAZOO | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 294 | CENTREVL | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 269 | 299 | LAWTON | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 269 | 301 | MIDDLEVL | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 302 | BANGOR | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 269 | 303 | KALAMAZOO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 306 | THREERIVRS | USA MOBILITY WIRELESS, INC. | Prefix |
| 269 | 308 | HARTFORD | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 269 | 309 | HASTINGS | MEI TELECOM, INC. - MI | Prefix |
| 269 | 310 | BRIDGMAN | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 312 | KALAMAZOO | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 313 | ST JOSEPH | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 315 | VICKSBURG | 123 NET, INC. | Prefix |
| 269 | 317 | BATTLE CRK | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 319 | STURGIS | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 320 | HASTINGS | LUCRE, INC. | Prefix |
| 269 | 321 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 322 | GALIEN | LUCRE, INC. | Prefix |
| 269 | 323 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 324 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 325 | BENTON HBR | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 326 | BARODA | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 327 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 328 | BENTON HBR | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 269 | 329 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 330 | KALAMAZOO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 331 | HASTINGS | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 332 | BENTON HBR | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 333 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 334 | BARODA | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 335 | COLON | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 336 | SAWYER | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 337 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 338 | BENTON HBR | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 269 | 339 | BATTLE CRK | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 340 | NILES | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 341 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 342 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 343 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 344 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 345 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 348 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 349 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 350 | KALAMAZOO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 351 | EAU CLAIRE | TALK AMERICA INC. - MI | Prefix |
| 269 | 352 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 353 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 355 | ALLEGAN | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 357 | NILES | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 358 | BATTLE CRK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 359 | KALAMAZOO | ONVOY, LLC - MI | Prefix |
| 269 | 362 | BUCHANAN | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 363 | BENTON HBR | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 364 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 365 | KALAMAZOO | CHARTER FIBERLINK - MICHIGAN, LLC - MI | Prefix |
| 269 | 366 | KALAMAZOO | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 367 | WOODLAND | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 368 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 369 | BENTON HBR | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 370 | KALAMAZOO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 371 | BELLEVUE | ONVOY, LLC - MI | Prefix |
| 269 | 372 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 373 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 375 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 376 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 377 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 381 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 382 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 383 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 384 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 385 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 386 | COLON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 387 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 388 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 389 | KALAMAZOO | CLIMAX TELEPHONE COMPANY | Prefix |
| 269 | 390 | DOWAGIAC | ONVOY, LLC - MI | Prefix |
| 269 | 397 | WAYLAND | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 399 | PAW PAW | ONVOY, LLC - MI | Prefix |
| 269 | 405 | SAWYER | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 407 | NILES | USA MOBILITY WIRELESS, INC. | Prefix |
| 269 | 408 | ST JOSEPH | AMERITECH MICHIGAN | Prefix |
| 269 | 409 | BUCHANAN | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 410 | BATTLE CRK | USA MOBILITY WIRELESS, INC. | Prefix |
| 269 | 413 | KALAMAZOO | USA MOBILITY WIRELESS, INC. | Prefix |
| 269 | 414 | EDWARDSBG | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 415 | PAW PAW | SOUTHWEST MICHIGAN COMMUNICATIONS, INC. - MI | Prefix |
| 269 | 416 | GANGES | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 417 | BATTLE CRK | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 269 | 419 | BATTLE CRK | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 420 | BATTLE CRK | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 421 | BERRIENSPG | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 269 | 422 | BARODA | FRONTIER MIDSTATES, INC. - MI | Prefix |
| 269 | 423 | DECATUR | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 424 | SISTER LKS | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 425 | BATTLE CRK | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 426 | SAWYER | FRONTIER MIDSTATES, INC. - MI | Prefix |
| 269 | 427 | BANGOR | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 428 | ST JOSEPH | AMERITECH MICHIGAN | Prefix |
| 269 | 429 | ST JOSEPH | AMERITECH MICHIGAN | Prefix |
| 269 | 430 | BELLEVUE | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 269 | 431 | GALIEN | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 269 | 432 | COLON | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 433 | CONSTANTIN | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 434 | GRAND JCT | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 435 | CONSTANTIN | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 436 | DECATUR | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 438 | CLIMAX | CLIMAX TELEPHONE CO. | Prefix |
| 269 | 439 | ST JOSEPH | LUCRE, INC. | Prefix |
| 269 | 441 | BATTLE CRK | CLIMAX TELEPHONE COMPANY | Prefix |
| 269 | 442 | MARTIN | SOUTHERN MICHIGAN CELLULAR COMPANY | Prefix |
| 269 | 443 | KALAMAZOO | METRO PCS, INC. | Prefix |
| 269 | 445 | CASSOPOLIS | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 447 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 448 | BUCHANAN | ONVOY, LLC - MI | Prefix |
| 269 | 449 | BENTON HBR | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 455 | SAUGATUCK | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 457 | AUGUSTA | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 269 | 459 | KALAMAZOO | BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI | Prefix |
| 269 | 461 | EAU CLAIRE | AMERITECH MICHIGAN | Prefix |
| 269 | 462 | DOWAGIAC | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 463 | WATERVLIET | AMERITECH MICHIGAN | Prefix |
| 269 | 464 | WH PIGEON | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 465 | BRIDGMAN | FRONTIER MIDSTATES, INC. - MI | Prefix |
| 269 | 466 | BRIDGMAN | FRONTIER MIDSTATES, INC. - MI | Prefix |
| 269 | 467 | CENTREVL | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 468 | COLOMA | AMERITECH MICHIGAN | Prefix |
| 269 | 469 | NEWBUFFALO | AMERITECH MICHIGAN | Prefix |
| 269 | 470 | BENTON HBR | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 471 | BERRIENSPG | AMERITECH MICHIGAN | Prefix |
| 269 | 473 | BERRIENSPG | AMERITECH MICHIGAN | Prefix |
| 269 | 475 | VICKSBURG | ACD TELECOM, INC. - MI | Prefix |
| 269 | 476 | VANDALIA | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 477 | KALAMAZOO | LUCRE, INC. | Prefix |
| 269 | 479 | NILES | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 482 | OTSEGO | PEERLESS NETWORK OF MICHIGAN, LLC - MI | Prefix |
| 269 | 483 | WH PIGEON | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 484 | GALESBURG | CLIMAX TELEPHONE COMPANY | Prefix |
| 269 | 485 | GOBLES | SOUTHWEST MICHIGAN COMMUNICATIONS, INC. - MI | Prefix |
| 269 | 487 | BENTON HBR | TALK AMERICA INC. - MI | Prefix |
| 269 | 488 | KALAMAZOO | CLIMAX TELEPHONE COMPANY | Prefix |
| 269 | 489 | BURR OAK | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 491 | KALAMAZOO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 492 | KALAMAZOO | TDS METROCOM INC. - MI | Prefix |
| 269 | 496 | MENDON | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 497 | SCOTTS | CLIMAX TELEPHONE COMPANY | Prefix |
| 269 | 501 | KALAMAZOO | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 503 | STURGIS | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 506 | THREERIVRS | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 509 | WAYLAND | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 512 | ALLEGAN | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 513 | KALAMAZOO | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 269 | 519 | BENTON HBR | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 520 | SCOTTS | ONVOY, LLC - MI | Prefix |
| 269 | 521 | BLOOMINGDL | BLOOMINGDALE TELEPHONE CO. | Prefix |
| 269 | 525 | WAYLAND | CENTURYLINK COMMUNICATIONS LLC | Prefix |
| 269 | 528 | THREERIVRS | CENTURYLINK COMMUNICATIONS LLC | Prefix |
| 269 | 532 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 533 | FULTON | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 535 | THREERIVRS | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 537 | NILES | LUCRE, INC. | Prefix |
| 269 | 539 | LAWRENCE | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 542 | ST JOSEPH | INDIANA PAGING NTWK | Prefix |
| 269 | 543 | GANGES | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 544 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 545 | GALIEN | AMERITECH MICHIGAN | Prefix |
| 269 | 547 | KALAMAZOO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 548 | KALAMAZOO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 551 | COVERT | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 552 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 553 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 556 | ST JOSEPH | AMERITECH MICHIGAN | Prefix |
| 269 | 557 | RICHLAND | ONVOY, LLC - MI | Prefix |
| 269 | 558 | MARSHALL | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 561 | FENNVILLE | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 565 | BATTLE CRK | AMERITECH MICHIGAN | Prefix |
| 269 | 567 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 568 | KALAMAZOO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 569 | KALAMAZOO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 575 | ATHENS | SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE | Prefix |
| 269 | 577 | KALAMAZOO | USA MOBILITY WIRELESS, INC. | Prefix |
| 269 | 578 | BATTLE CRK | LUCRE, INC. | Prefix |
| 269 | 579 | BATTLE CRK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 580 | BATTLE CRK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 584 | CLIMAX | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 585 | KALAMAZOO | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 586 | NEWBUFFALO | AMERITECH MICHIGAN | Prefix |
| 269 | 587 | MARCELLUS | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 588 | ST JOSEPH | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 589 | BATTLE CRK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 591 | NILES | AT&T LOCAL | Prefix |
| 269 | 592 | THREERIVRS | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 593 | BENTON HBR | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 598 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 599 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 601 | BATTLE CRK | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 605 | BENTON HBR | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 609 | UNION | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 612 | NEWBUFFALO | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 615 | KALAMAZOO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 620 | ALLEGAN | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 621 | HARTFORD | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 623 | DELTON | BARRY COUNTY TELEPHONE CO. | Prefix |
| 269 | 624 | LAWTON | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 625 | STURGIS | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 626 | SCOTTS | AMERITECH MICHIGAN | Prefix |
| 269 | 627 | HARTFORD | LUCRE, INC. | Prefix |
| 269 | 628 | GOBLES | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 629 | RICHLAND | AMERITECH MICHIGAN | Prefix |
| 269 | 635 | NILES | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 636 | BLOOMINGDL | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 637 | SOUTHHAVEN | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 639 | SOUTHHAVEN | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 641 | UNION | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 645 | THREE OAKS | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 646 | MARCELLUS | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 649 | VICKSBURG | AMERITECH MICHIGAN | Prefix |
| 269 | 650 | ALLEGAN | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 651 | STURGIS | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 652 | BUCHANAN | LUCRE, INC. | Prefix |
| 269 | 655 | PAW PAW | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 657 | PAW PAW | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 658 | BENTON HBR | USA MOBILITY WIRELESS, INC. | Prefix |
| 269 | 659 | STURGIS | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 660 | BATTLE CRK | AMERITECH MICHIGAN | Prefix |
| 269 | 661 | THREERIVRS | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 269 | 662 | UNION | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 663 | EDWARDSBG | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 664 | PINE LAKE | BARRY COUNTY TELEPHONE CO. | Prefix |
| 269 | 665 | GALESBURG | AMERITECH MICHIGAN | Prefix |
| 269 | 666 | KALAMAZOO | ONVOY, LLC - MI | Prefix |
| 269 | 668 | MATTAWAN | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 671 | HICKORYCOR | COMMUNICATIONS CORP. OF MICHIGAN | Prefix |
| 269 | 672 | MARTIN | AMERITECH MICHIGAN | Prefix |
| 269 | 673 | ALLEGAN | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 674 | LAWRENCE | FRONTIER MIDSTATES, INC. - MI | Prefix |
| 269 | 679 | SCHOOLCFT | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 680 | PLAINWELL | 123 NET, INC. | Prefix |
| 269 | 682 | HOPKINS | ACD TELECOM, INC. - MI | Prefix |
| 269 | 683 | NILES | AMERITECH MICHIGAN | Prefix |
| 269 | 684 | NILES | AMERITECH MICHIGAN | Prefix |
| 269 | 685 | PLAINWELL | AMERITECH MICHIGAN | Prefix |
| 269 | 686 | ALLEGAN | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 687 | NILES | AMERITECH MICHIGAN | Prefix |
| 269 | 689 | STURGIS | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 692 | OTSEGO | AMERITECH MICHIGAN | Prefix |
| 269 | 694 | OTSEGO | AMERITECH MICHIGAN | Prefix |
| 269 | 695 | BUCHANAN | AMERITECH MICHIGAN | Prefix |
| 269 | 697 | BUCHANAN | AMERITECH MICHIGAN | Prefix |
| 269 | 699 | EDWARDSBG | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 704 | BATTLE CRK | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 707 | VANDALIA | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 708 | BRIDGMAN | USA MOBILITY WIRELESS, INC. | Prefix |
| 269 | 714 | OLIVET | LUCRE, INC. | Prefix |
| 269 | 716 | KALAMAZOO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 718 | THREERIVRS | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 719 | BATTLE CRK | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 720 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 721 | BANFIELD | BARRY COUNTY TELEPHONE CO. | Prefix |
| 269 | 722 | FENNVILLE | LUCRE, INC. | Prefix |
| 269 | 727 | MARSHALL | US XCHANGE OF MICHIGAN LLC DBA CHOICE ONE COMM MI | Prefix |
| 269 | 729 | ATHENS | AMERITECH MICHIGAN | Prefix |
| 269 | 731 | AUGUSTA | COMMUNICATIONS CORP. OF MICHIGAN | Prefix |
| 269 | 733 | THREERIVRS | LUCRE, INC. | Prefix |
| 269 | 736 | MIDDLEVL | LUCRE, INC. | Prefix |
| 269 | 737 | OTSEGO | LUCRE, INC. | Prefix |
| 269 | 740 | HARTFORD | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 742 | ATHENS | ACD TELECOM, INC. - MI | Prefix |
| 269 | 743 | KALAMAZOO | AT&T CORP. | Prefix |
| 269 | 744 | KALAMAZOO | WEST TELECOM SERVICES, LLC - MI | Prefix |
| 269 | 746 | CLIMAX | CLIMAX TELEPHONE CO. | Prefix |
| 269 | 747 | BELLEVUE | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 749 | OLIVET | AMERITECH MICHIGAN | Prefix |
| 269 | 751 | HAMILTON | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 753 | BATTLE CRK | AT&T CORP. | Prefix |
| 269 | 756 | THREE OAKS | AMERITECH MICHIGAN | Prefix |
| 269 | 757 | BENTON HBR | AT&T LOCAL | Prefix |
| 269 | 758 | LACEY | BARRY COUNTY TELEPHONE CO. | Prefix |
| 269 | 759 | BENTON HBR | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 760 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 761 | HICKORYCOR | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 269 | 762 | KALAMAZOO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 763 | BELLEVUE | AMERITECH MICHIGAN | Prefix |
| 269 | 764 | COVERT | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 766 | BARODA | LUCRE, INC. | Prefix |
| 269 | 767 | SOUTHHAVEN | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 768 | BELLEVUE | LUCRE, INC. | Prefix |
| 269 | 769 | ST JOSEPH | AT&T LOCAL | Prefix |
| 269 | 775 | KALAMAZOO | PEERLESS NETWORK OF MICHIGAN, LLC - MI | Prefix |
| 269 | 777 | KALAMAZOO | INDIANA PAGING NTWK | Prefix |
| 269 | 778 | FULTON | AMERITECH MICHIGAN | Prefix |
| 269 | 779 | KALAMAZOO | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 269 | 781 | MARSHALL | AMERITECH MICHIGAN | Prefix |
| 269 | 782 | DOWAGIAC | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 783 | DOWAGIAC | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 787 | ATHENS | AT&T CORP. | Prefix |
| 269 | 788 | BATTLE CRK | TDS METROCOM INC. - MI | Prefix |
| 269 | 789 | MARSHALL | AMERITECH MICHIGAN | Prefix |
| 269 | 792 | WAYLAND | AMERITECH MICHIGAN | Prefix |
| 269 | 793 | HOPKINS | AMERITECH MICHIGAN | Prefix |
| 269 | 795 | MIDDLEVL | AMERITECH MICHIGAN | Prefix |
| 269 | 798 | HASTINGS | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 803 | ALLEGAN | USA MOBILITY WIRELESS, INC. | Prefix |
| 269 | 804 | HASTINGS | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 805 | NILES | INDIANA PAGING NTWK | Prefix |
| 269 | 806 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 807 | BENTON HBR | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 269 | 808 | KALAMAZOO | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 815 | BERRIENSPG | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 816 | THREERIVRS | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 818 | HASTINGS | US XCHANGE OF MICHIGAN LLC DBA CHOICE ONE COMM MI | Prefix |
| 269 | 820 | THREE OAKS | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 823 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 830 | BATTLE CRK | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 269 | 832 | BATTLE CRK | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 833 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 838 | HASTINGS | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 841 | BATTLE CRK | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 845 | NILES | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 849 | BENTON HBR | AMERITECH MICHIGAN | Prefix |
| 269 | 852 | SOUTHHAVEN | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 853 | DOWAGIAC | LUCRE, INC. | Prefix |
| 269 | 855 | COLOMA | ONVOY, LLC - MI | Prefix |
| 269 | 857 | SAUGATUCK | FRONTIER NORTH, INC. - MI | Prefix |
| 269 | 858 | THREERIVRS | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 861 | BENTON HBR | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 269 | 864 | WAYLAND | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 865 | STURGIS | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 869 | DOWAGIAC | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 870 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 872 | SOUTHHAVEN | LUCRE, INC. | Prefix |
| 269 | 873 | KALAMAZOO | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 269 | 876 | BENTON HBR | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 883 | BATTLE CRK | AMERITECH MICHIGAN | Prefix |
| 269 | 888 | KALAMAZOO | ONVOY, LLC - MI | Prefix |
| 269 | 903 | KALAMAZOO | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 269 | 905 | BATTLE CRK | USA MOBILITY WIRELESS, INC. | Prefix |
| 269 | 906 | SOUTHHAVEN | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 908 | HASTINGS | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 910 | KALAMAZOO | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 912 | NILES | TELNET WORLDWIDE, INC. | Prefix |
| 269 | 913 | PAW PAW | ACD TELECOM, INC. - MI | Prefix |
| 269 | 919 | MARCELLUS | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 921 | ST JOSEPH | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 923 | BENTON HBR | AMERITECH MICHIGAN | Prefix |
| 269 | 924 | BATTLE CRK | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 925 | BENTON HBR | AMERITECH MICHIGAN | Prefix |
| 269 | 926 | BENTON HBR | AMERITECH MICHIGAN | Prefix |
| 269 | 927 | BENTON HBR | AMERITECH MICHIGAN | Prefix |
| 269 | 929 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 930 | ST JOSEPH | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 932 | ST JOSEPH | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 269 | 934 | BENTON HBR | AMERITECH MICHIGAN | Prefix |
| 269 | 939 | NEWBUFFALO | INDIANA PAGING NTWK | Prefix |
| 269 | 941 | ALLEGAN | LUCRE, INC. | Prefix |
| 269 | 944 | BENTON HBR | AMERITECH MICHIGAN | Prefix |
| 269 | 945 | HASTINGS | AMERITECH MICHIGAN | Prefix |
| 269 | 946 | STURGIS | LUCRE, INC. | Prefix |
| 269 | 948 | HASTINGS | AMERITECH MICHIGAN | Prefix |
| 269 | 953 | HASTINGS | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 269 | 961 | BATTLE CRK | AMERITECH MICHIGAN | Prefix |
| 269 | 962 | BATTLE CRK | AMERITECH MICHIGAN | Prefix |
| 269 | 963 | BATTLE CRK | AMERITECH MICHIGAN | Prefix |
| 269 | 964 | BATTLE CRK | AMERITECH MICHIGAN | Prefix |
| 269 | 965 | BATTLE CRK | AMERITECH MICHIGAN | Prefix |
| 269 | 966 | BATTLE CRK | AMERITECH MICHIGAN | Prefix |
| 269 | 967 | BATTLE CRK | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 968 | BATTLE CRK | AMERITECH MICHIGAN | Prefix |
| 269 | 969 | BATTLE CRK | AMERITECH MICHIGAN | Prefix |
| 269 | 973 | KALAMAZOO | AMERITECH MICHIGAN | Prefix |
| 269 | 978 | KALAMAZOO | US XCHANGE OF MICHIGAN LLC DBA CHOICE ONE COMM MI | Prefix |
| 269 | 979 | BATTLE CRK | AMERITECH MICHIGAN | Prefix |
| 269 | 982 | ST JOSEPH | AMERITECH MICHIGAN | Prefix |
| 269 | 983 | ST JOSEPH | AMERITECH MICHIGAN | Prefix |
| 269 | 985 | ST JOSEPH | AMERITECH MICHIGAN | Prefix |
| 269 | 986 | BATTLE CRK | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 269 | 989 | ST JOSEPH | BEEPERMART, INC. | Prefix |
| 269 | 991 | BUCHANAN | INDIANA PAGING NTWK | Prefix |
| 269 | 993 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 998 | KALAMAZOO | SPRINT SPECTRUM L.P. | Prefix |
| 269 | 999 | BENTON HBR | PEERLESS NETWORK OF MICHIGAN, LLC - MI | Prefix |
| 313 | 201 | DETROITZN4 | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 313 | 202 | DETROITZN1 | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 313 | 203 | DETROITZN6 | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 313 | 204 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 205 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 206 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 207 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 208 | DETROITZN1 | METRO PCS, INC. | Prefix |
| 313 | 209 | DETROITZN1 | PEERLESS NETWORK OF MICHIGAN, LLC - MI | Prefix |
| 313 | 210 | DETROITZN5 | USA MOBILITY WIRELESS, INC. | Prefix |
| 313 | 212 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 213 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 214 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 215 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 216 | DETROITZN6 | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 313 | 217 | DETROITZN2 | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 313 | 218 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 219 | DETROITZN5 | USA MOBILITY WIRELESS, INC. | Prefix |
| 313 | 220 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 221 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 222 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 223 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 224 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 225 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 226 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 227 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 228 | DETROITZN6 | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 313 | 229 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 230 | DETROITZN1 | MCI WORLDCOM COMMUNICATIONS, INC. - MI | Prefix |
| 313 | 231 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 232 | DETROITZN5 | AMERITECH MICHIGAN | Prefix |
| 313 | 233 | DETROITZN5 | AMERITECH MICHIGAN | Prefix |
| 313 | 234 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 235 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 236 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 237 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 238 | DETROITZN5 | USA MOBILITY WIRELESS, INC. | Prefix |
| 313 | 239 | DETROITZN5 | USA MOBILITY WIRELESS, INC. | Prefix |
| 313 | 240 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 241 | DETROITZN4 | ONVOY, LLC - MI | Prefix |
| 313 | 242 | DETROITZN5 | PHONE MICHIGAN | Prefix |
| 313 | 243 | DETROITZN4 | PHONE MICHIGAN | Prefix |
| 313 | 244 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 245 | DETROITZN2 | AMERITECH MICHIGAN | Prefix |
| 313 | 246 | DETROITZN5 | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 313 | 247 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 248 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 249 | DETROITZN5 | AMERITECH MICHIGAN | Prefix |
| 313 | 250 | DETROITZN5 | USA MOBILITY WIRELESS, INC. | Prefix |
| 313 | 251 | DETROITZN6 | ONVOY, LLC - MI | Prefix |
| 313 | 252 | DETROITZN3 | AMERITECH MICHIGAN | Prefix |
| 313 | 253 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 254 | DETROITZN6 | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 313 | 255 | DETROITZN5 | AMERITECH MICHIGAN | Prefix |
| 313 | 256 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 257 | DETROITZN3 | METRO PCS, INC. | Prefix |
| 313 | 258 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 259 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 260 | DETROITZN5 | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 313 | 261 | DETROITZN1 | LOCAL ACCESS LLC - MI | Prefix |
| 313 | 262 | DETROITZN1 | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 313 | 263 | DETROITZN1 | AT&T LOCAL | Prefix |
| 313 | 264 | DETROITZN2 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 265 | DETROITZN1 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 266 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 267 | DETROITZN2 | AMERITECH MICHIGAN | Prefix |
| 313 | 268 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 269 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 270 | DETROITZN4 | AMERITECH MICHIGAN | Prefix |
| 313 | 271 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 272 | DETROITZN4 | AMERITECH MICHIGAN | Prefix |
| 313 | 273 | DETROITZN4 | AMERITECH MICHIGAN | Prefix |
| 313 | 274 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 275 | DETROITZN5 | AMERITECH MICHIGAN | Prefix |
| 313 | 276 | DETROITZN5 | USA MOBILITY WIRELESS, INC. | Prefix |
| 313 | 277 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 278 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 279 | DETROITZN4 | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 313 | 280 | DETROITZN1 | USA MOBILITY WIRELESS, INC. | Prefix |
| 313 | 281 | DETROITZN3 | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 313 | 282 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 283 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 284 | DETROITZN2 | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 313 | 285 | DETROITZN1 | CBEYOND COMMUNICATIONS, LLC - MI | Prefix |
| 313 | 286 | DETROITZN5 | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 313 | 287 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 288 | DETROITZN4 | TALK AMERICA INC. - MI | Prefix |
| 313 | 289 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 290 | DETROITZN2 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 291 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 292 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 293 | DETROITZN1 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 294 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 295 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 296 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 297 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 298 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 299 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 300 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 301 | DETROITZN5 | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 313 | 302 | DETROITZN5 | AMERITECH MICHIGAN | Prefix |
| 313 | 303 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 304 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 305 | DETROITZN3 | PHONE MICHIGAN | Prefix |
| 313 | 306 | DETROITZN4 | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 313 | 307 | DETROITZN4 | ONVOY, LLC - MI | Prefix |
| 313 | 308 | DETROITZN2 | PHONE MICHIGAN | Prefix |
| 313 | 309 | DETROITZN1 | PHONE MICHIGAN | Prefix |
| 313 | 310 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 312 | DETROITZN3 | US XCHANGE OF MICHIGAN LLC DBA CHOICE ONE COMM MI | Prefix |
| 313 | 314 | DETROITZN3 | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 313 | 315 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 316 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 317 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 318 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 319 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 320 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 321 | DETROITZN5 | USA MOBILITY WIRELESS, INC. | Prefix |
| 313 | 322 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 323 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 324 | DETROITZN1 | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 313 | 325 | DETROITZN4 | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 313 | 326 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 327 | DETROITZN3 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 328 | DETROITZN5 | USA MOBILITY WIRELESS, INC. | Prefix |
| 313 | 329 | DETROITZN1 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 330 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 331 | DETROITZN2 | AMERITECH MICHIGAN | Prefix |
| 313 | 332 | DETROITZN2 | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 313 | 333 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 334 | DETROITZN3 | LEVEL 3 COMMUNICATIONS, LLC - MI | Prefix |
| 313 | 335 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 336 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 337 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 338 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 339 | DETROITZN5 | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 313 | 340 | DETROITZN4 | AMERITECH MICHIGAN | Prefix |
| 313 | 341 | DETROITZN4 | AMERITECH MICHIGAN | Prefix |
| 313 | 342 | DETROITZN4 | AMERITECH MICHIGAN | Prefix |
| 313 | 343 | DETROITZN2 | AMERITECH MICHIGAN | Prefix |
| 313 | 344 | DETROITZN2 | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 313 | 345 | DETROITZN4 | AMERITECH MICHIGAN | Prefix |
| 313 | 346 | DETROITZN3 | GLOBAL CROSSING TELEMANAGEMENT, INC.-MI | Prefix |
| 313 | 347 | DETROITZN2 | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 313 | 348 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 349 | DETROITZN3 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 350 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 351 | DETROITZN3 | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 313 | 352 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 353 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 354 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 355 | DETROITZN1 | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 313 | 356 | DETROITZN3 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 357 | DETROITZN6 | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 313 | 358 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 359 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 361 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 362 | DETROITZN5 | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 313 | 363 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 364 | DETROITZN4 | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 313 | 365 | DETROITZN3 | AMERITECH MICHIGAN | Prefix |
| 313 | 366 | DETROITZN3 | AMERITECH MICHIGAN | Prefix |
| 313 | 367 | DETROITZN4 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 368 | DETROITZN3 | AMERITECH MICHIGAN | Prefix |
| 313 | 369 | DETROITZN3 | AMERITECH MICHIGAN | Prefix |
| 313 | 370 | DETROITZN5 | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 313 | 371 | DETROITZN2 | AMERITECH MICHIGAN | Prefix |
| 313 | 372 | DETROITZN2 | AMERITECH MICHIGAN | Prefix |
| 313 | 373 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 374 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 375 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 376 | DETROITZN5 | USA MOBILITY WIRELESS, INC. | Prefix |
| 313 | 377 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 378 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 379 | DETROITZN1 | CLEAR RATE COMMUNICATIONS - CLEC - MI | Prefix |
| 313 | 381 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 382 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 383 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 384 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 385 | DETROITZN6 | USA MOBILITY WIRELESS, INC. | Prefix |
| 313 | 386 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 387 | DETROITZN5 | AMERITECH MICHIGAN | Prefix |
| 313 | 388 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 389 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 390 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 391 | DETROITZN1 | INSTANT PAGE, INC. | Prefix |
| 313 | 392 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 393 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 394 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 395 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 396 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 397 | DETROITZN4 | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 313 | 398 | DETROITZN1 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 399 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 400 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 401 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 402 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 403 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 404 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 405 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 406 | DETROITZN6 | COMCAST PHONE OF MICHIGAN, LLC - MI | Prefix |
| 313 | 407 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 408 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 409 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 410 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 412 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 413 | DETROITZN4 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 414 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 415 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 416 | DETROITZN4 | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 313 | 417 | DETROITZN2 | AMERITECH MICHIGAN | Prefix |
| 313 | 418 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 420 | DETROITZN1 | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI | Prefix |
| 313 | 421 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 422 | DETROITZN3 | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 313 | 423 | DETROITZN2 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 424 | DETROITZN1 | AT&T LOCAL | Prefix |
| 313 | 425 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 426 | DETROITZN1 | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 313 | 427 | DETROITZN6 | YMAX COMMUNICATIONS CORP. - MI | Prefix |
| 313 | 428 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 429 | DETROITZN6 | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 313 | 430 | DETROITZN1 | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 313 | 431 | DETROITZN1 | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 313 | 432 | DETROITZN2 | BROADWING COMMUNICATIONS, LLC - MI | Prefix |
| 313 | 433 | DETROITZN5 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 434 | DETROITZN5 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | Prefix |
| 313 | 435 | DETROITZN5 | AMERICAN MESSAGING SERVICES, LLC | Prefix |
| 313 | 436 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 437 | DETROITZN4 | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | Prefix |
| 313 | 438 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 439 | DETROITZN1 | MICHTEL COMMUNICATIONS LLC - MI | Prefix |
| 313 | 440 | DETROITZN5 | USA MOBILITY WIRELESS, INC. | Prefix |
| 313 | 441 | DETROITZN6 | AMERITECH MICHIGAN | Prefix |
| 313 | 442 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 443 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 444 | DETROITZN2 | US XCHANGE OF MICHIGAN LLC DBA CHOICE ONE COMM MI | Prefix |
| 313 | 445 | DETROITZN6 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 446 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 447 | DETROITZN2 | SPRINT SPECTRUM L.P. | Prefix |
| 313 | 448 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 449 | DETROITZN2 | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 313 | 450 | DETROITZN5 | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 313 | 451 | DETROITZN6 | BANDWIDTH.COM CLEC, LLC - MI | Prefix |
| 313 | 452 | DETROITZN5 | NEW CINGULAR WIRELESS PCS, LLC - IL | Prefix |
| 313 | 453 | DETROITZN2 | TELNET WORLDWIDE, INC. | Prefix |
| 313 | 454 | DETROITZN3 | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 313 | 455 | DETROITZN3 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | Prefix |
| 313 | 456 | DETROITZN1 | AMERITECH MICHIGAN | Prefix |
| 313 | 457 | DETROITZN6 | XO COMMUNICATIONS SERVICES, INC. - MI | Prefix |
| 313 | 458 | DETROITZN2 | TALK AMERICA INC. - MI | Prefix |
| 313 | 459 | DETROITZN1 | METRO PCS, INC. | Prefix |
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