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Home / Carriers / MCI WORLDCOM COMMUNICATIONS, INC. - MA

MCI WORLDCOM COMMUNICATIONS, INC. - MA

Operating Company Number (OCN): 7199

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Carriers are telecom operating companies that own number blocks (NPA-NXX). A number showing this carrier does not guarantee the caller is that company — scam calls can spoof caller ID.

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Number blocks (sample)

StateNPANXXRate centerOpen
MA 339 202 LEXINGTON Prefix
MA 508 206 NATICK Prefix
MA 508 530 FRANKLIN Prefix
MA 508 573 MARLBORO Prefix
MA 508 861 FRAMINGHAM Prefix
MA 508 906 MEDFIELD Prefix
MA 617 206 BRIGHTON Prefix
MA 617 229 CAMBRIDGE Prefix
MA 617 249 QUINCY Prefix
MA 617 279 BOSTON Prefix
MA 617 299 CAMBRIDGE Prefix
MA 617 315 SO BOSTON Prefix
MA 617 405 QUINCY Prefix
MA 617 418 EASTBOSTON Prefix
MA 617 475 CAMBRIDGE Prefix
MA 617 514 DORCHESTER Prefix
MA 617 531 BOSTON Prefix
MA 617 588 CAMBRIDGE Prefix
MA 617 602 ROXBURY Prefix
MA 617 603 BOSTON Prefix
MA 617 685 CAMBRIDGE Prefix
MA 617 712 CHARLESTN Prefix
MA 617 714 CAMBRIDGE Prefix
MA 617 831 NEWTON Prefix
MA 617 892 BOSTON Prefix
MA 617 952 CHARLESTN Prefix
MA 617 992 BROOKLINE Prefix
MA 774 394 E DOUGLAS Prefix
MA 774 712 ROCHESTER Prefix
MA 774 713 WESTPORT Prefix
MA 774 717 CHILMARK Prefix
MA 774 843 MARLBORO Prefix
MA 781 257 LINCOLN Prefix
MA 781 347 ROCKLAND Prefix
MA 781 480 MALDEN Prefix
MA 781 496 WOBURN Prefix
MA 781 658 MEDFORD Prefix
MA 781 663 WALTHAM Prefix
MA 781 697 WALTHAM Prefix
MA 781 698 LEXINGTON Prefix
MA 781 778 LEXINGTON Prefix
MA 781 825 BURLINGTON Prefix
MA 781 832 STONEHAM Prefix
MA 781 852 BURLINGTON Prefix
MA 781 907 WALTHAM Prefix
MA 781 922 REVERE Prefix
MA 781 970 WOBURN Prefix
MA 857 626 BELMONT Prefix
MA 857 996 BOSTON Prefix
MA 978 206 ACTON Prefix
MA 978 221 LOWELL Prefix
MA 978 224 SALEM Prefix
MA 978 254 CONCORD Prefix
MA 978 298 MAYNARD Prefix
MA 978 338 BEVERLY Prefix
MA 978 347 HAMILTON Prefix
MA 978 357 NO READING Prefix
MA 978 377 HAVERHILL Prefix
MA 978 414 SALEM Prefix
MA 978 553 HUDSON Prefix
MA 978 606 LOWELL Prefix
MA 978 639 SUDBURY Prefix
MA 978 643 BARRE Prefix
MA 978 655 LAWRENCE Prefix
MA 978 699 ANDOVER Prefix
MA 978 716 DANVERS Prefix
MA 978 737 WILMINGTON Prefix
MA 978 763 HUDSON Prefix
MA 978 905 LOWELL Prefix
MA 978 918 LAWRENCE Prefix
MA 978 964 BILLERICA Prefix
MA 978 981 SALEM Prefix
Showing up to 2,000 blocks (cap for performance).

SEO keywords covered

carrier lookup • operating company number • ocn lookup • who owns this number • npa nxx • rate center

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