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Ad Unit
Place a vertical ad here.| Prefix | City | Company | Line type | Open |
|---|---|---|---|---|
| 200 | Oakland | Metro Pcs Inc. | Landline | View |
| 201 | San Jose | Peerless Network Of California Llc - Ca | Landline | View |
| 202 | Hayward | American Messaging (am) Inc. | Landline | View |
| 204 | Berkeley | Pacific Bell | Landline | View |
| 205 | Oakland | Sprint Spectrum L.p. | Wireless | View |
| 206 | San Francisco | New Cingular Wireless Pcs Llc | Wireless | View |
| 207 | San Francisco | New Cingular Wireless Pcs Llc | Wireless | View |
| 208 | Oakland | Pacific Bell | Landline | View |
| 209 | Oakland | Sprint Spectrum L.p. | Wireless | View |
| 210 | San Francisco | Bandwidth.com Clec Llc - Ca | Landline | View |
| 212 | Livermore | Usa Mobility Wireless Inc. | Wireless | View |
| 213 | Oakland | T-mobile Usa Inc. | Wireless | View |
| 214 | Hayward | Mci Worldcom Communications Inc. Ca | Landline | View |
| 215 | Richmond | Pacific Bell | Landline | View |
| 216 | Livermore | Usa Mobility Wireless Inc. | Wireless | View |
| 217 | San Francisco | Teleport Communications Group - San Francisco | Landline | View |
| 218 | Livermore | Usa Mobility Wireless Inc. | Wireless | View |
| 219 | San Francisco | New Cingular Wireless Pcs Llc | Wireless | View |
| 220 | San Francisco | New Cingular Wireless Pcs Llc | Wireless | View |
| 221 | Oakland | Sprint Spectrum L.p. | Wireless | View |
| 222 | El Sobrante | Pacific Bell | Landline | View |
| 223 | El Sobrante | Pacific Bell | Landline | View |
| 224 | Dublin | Sprint Spectrum L.p. | Wireless | View |
| 225 | San Francisco | Allegiance Telecom Inc. - Ca | Landline | View |
| 226 | Fremont | Pacific Bell | Landline | View |
| 227 | Pleasanton | Tw Telecom Of California Lp - Ca | Landline | View |
| 228 | Oakland | Pac - West Telecomm Inc. | Landline | View |
| 229 | Oakland | Pacific Bell | Landline | View |
| 230 | Oakland | T-mobile Usa Inc. | Wireless | View |
| 231 | Richmond | Pacific Bell | Landline | View |
| 232 | Richmond | Pacific Bell | Landline | View |
| 233 | Richmond | Pacific Bell | Landline | View |
| 234 | Richmond | Pacific Bell | Landline | View |
| 235 | Richmond | Pacific Bell | Landline | View |
| 236 | Richmond | Pacific Bell | Landline | View |
| 237 | Richmond | Pacific Bell | Landline | View |
| 238 | Oakland | Pacific Bell | Landline | View |
| 239 | San Jose | Mpower Communications Corp - Ca | Landline | View |
| 240 | Walnut Creek | Tw Telecom Of California Lp - Ca | Landline | View |
| 242 | Richmond | Pacific Bell | Landline | View |
| 243 | El Sobrante | Pacific Bell | Landline | View |
| 244 | San Francisco | Bandwidth.com Clec Llc - Ca | Landline | View |
| 245 | Hercules | Pacific Bell | Landline | View |
| 246 | Pleasanton | Cellco Partnership Dba Verizon Wireless - Ca | Wireless | View |
| 247 | Hayward | Pacific Bell | Landline | View |
| 248 | Fremont | Pac - West Telecomm Inc. | Landline | View |
| 249 | Fremont | Pacific Bell | Landline | View |
| 250 | San Francisco | Broadwing Communications Llc - Ca | Landline | View |
| 251 | Oakland | Pacific Bell | Landline | View |
| 252 | Fremont | Pacific Bell | Landline | View |
| 253 | Oakland | Tw Telecom Of California Lp - Ca | Landline | View |
| 254 | San Francisco | Level 3 Communications Llc - Ca | Landline | View |
| 255 | San Francisco | Bandwidth.com Clec Llc - Ca | Landline | View |
| 256 | San Francisco | O1 Communications Inc. - Ca | Landline | View |
| 257 | San Jose | Teleport Communications Group - San Francisco | Landline | View |
| 258 | Oakland | Pacific Bell | Landline | View |
| 259 | Hayward | Pacific Bell | Landline | View |
| 260 | San Francisco | Comcast Phone Of California Llc - Ca | Landline | View |
| 261 | Oakland | Pacific Bell | Landline | View |
| 262 | El Sobrante | Pacific Bell | Landline | View |
| 263 | Alameda | Pacific Bell | Landline | View |
| 264 | Hayward | Pacific Bell | Landline | View |
| 265 | Hayward | Pacific Bell | Landline | View |
| 266 | Hayward | Pacific Bell | Landline | View |
| 267 | Oakland | Pacific Bell | Landline | View |
| 268 | Oakland | Pacific Bell | Landline | View |
| 269 | Hayward | Mci Worldcom Communications Inc. Ca | Landline | View |
| 270 | San Francisco | Brooks Fiber Communications Of California - Ca | Landline | View |
| 271 | Oakland | Pacific Bell | Landline | View |
| 272 | Oakland | Pacific Bell | Landline | View |
| 273 | Oakland | Pacific Bell | Landline | View |
| 274 | San Francisco | Utility Telephone Inc. - Ca | Landline | View |
| 275 | Oakland | Pac - West Telecomm Inc. | Landline | View |
| 276 | San Leandro | Pacific Bell | Landline | View |
| 277 | Oakland | Global Crossing Local Services Inc.-ca | Landline | View |
| 278 | San Leandro | Pacific Bell | Landline | View |
| 279 | Oakland | Pac - West Telecomm Inc. | Landline | View |
| 280 | Fremont | Xo California Inc. | Landline | View |
| 281 | Oakland | Pac - West Telecomm Inc. | Landline | View |
| 282 | Oakland | T-mobile Usa Inc. | Wireless | View |
| 283 | Oakland | Allegiance Telecom Inc. - Ca | Landline | View |
| 284 | Fremont | Pacific Bell | Landline | View |
| 285 | Hayward | Mci Worldcom Communications Inc. Ca | Landline | View |
| 286 | Oakland | Pacific Bell | Landline | View |
| 287 | Oakland | Pacific Bell | Landline | View |
| 288 | Oakland | Pac - West Telecomm Inc. | Landline | View |
| 289 | San Francisco | New Cingular Wireless Pcs Llc | Wireless | View |
| 290 | Oakland | Sprint Spectrum L.p. | Wireless | View |
| 291 | Oakland | Pac - West Telecomm Inc. | Landline | View |
| 292 | Pleasanton | Pacific Bell | Landline | View |
| 293 | Hayward | Pacific Bell | Landline | View |
| 294 | San Leandro | Sprint Spectrum L.p. | Wireless | View |
| 295 | Oakland | Pac - West Telecomm Inc. | Landline | View |
| 296 | San Francisco | Level 3 Communications Llc - Ca | Landline | View |
| 297 | San Leandro | Pacific Bell | Landline | View |
| 298 | Concord | New Cingular Wireless Pcs Llc | Wireless | View |
| 299 | Pleasanton | Cellco Partnership Dba Verizon Wireless - Ca | Wireless | View |
| 300 | San Jose | U.s. Telepacific Corp. - Ca | Landline | View |
| 301 | Pleasanton | Cellco Partnership Dba Verizon Wireless - Ca | Wireless | View |
| 302 | Oakland | Pacific Bell | Landline | View |
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This page provides detailed information and helpful insights related to your search. All data is based on telecom assignment records and community user reports. Use the navigation above to explore related area codes, prefixes, and reported numbers.
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