Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: CMBRMAORDSG

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
781-323 5 Lexington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-325 A Lexington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-325 1 Lexington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-12-29   
781-325 4 Lexington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2003-03-24   
781-325 9 Lexington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-328 A Burlington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-328 0 Burlington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-328 1 Burlington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-328 2 Burlington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-12-14   
781-328 4 Burlington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2003-03-24   
781-328 6 Burlington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2012-02-11   
781-328 9 Burlington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-333 4 Malden MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-10-18   
781-333 5 Malden MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-04-28   
781-336 A Kingston MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-336 0 Kingston MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-01-07   
781-336 2 Kingston MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-04   
781-336 4 Kingston MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-341 7 Stoughton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-03-19   
781-343 A Needham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-343 0 Needham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-343 5 Needham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-343 6 Needham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-347 1 Rockland MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-07   
781-347 2 Rockland MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-04-07   
781-347 4 Rockland MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2003-03-24   
781-348 6 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-14   
781-348 9 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-14   
781-350 3 Medford MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-01-27   
781-350 4 Medford MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2003-03-24   
781-350 5 Medford MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-01-04   
781-352 0 Norwood MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-07   
781-352 2 Norwood MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-01-27   
781-352 3 Norwood MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-01-27   
781-352 4 Norwood MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2003-08-20   
781-352 8 Norwood MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2011-10-10   
781-353 A Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-353 0 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-01-29   
781-353 2 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-353 6 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-373 8 Waltham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-12-04   
781-374 9 Hingham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-390 A Randolph MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-390 2 Randolph MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-399 A Malden MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-399 0 Malden MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-12-11   
781-399 4 Malden MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-406 5 Lynnfield MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-12   
781-426 A Revere MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-426 2 Revere MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-426 9 Revere MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-428 7 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-01   
781-443 6 Arlington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-03-07   
781-451 1 Wakefield MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-04-07   
781-451 3 Wakefield MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-02   
781-452 2 Duxbury MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-471 4 Dedham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-15   
781-471 5 Dedham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-15   
781-471 6 Dedham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-15   
781-476 A Marblehead MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-476 5 Marblehead MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-04   
781-479 A Lynn MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-479 0 Lynn MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-483 4 Arlington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-08-30   
781-484 1 Saugus MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-01-06   
781-489 3 Wellesley MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-02   
781-497 A Woburn MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-497 0 Woburn MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-497 1 Woburn MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-497 2 Woburn MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-497 5 Woburn MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-08-05   
781-497 7 Woburn MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-497 9 Woburn MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-499 6 Hanover MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-25   
781-507 A Stoneham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-507 2 Stoneham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-517 3 Melrose MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-04   
781-517 7 Melrose MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-12-14   
781-518 A Medford MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-518 0 Medford MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-14   
781-519 A Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-519 0 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-28   
781-519 1 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-12   
781-519 2 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-03-12   
781-519 3 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-28   
781-519 4 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-519 8 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-12   
781-533 9 Lexington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-10-31   
781-538 A Lexington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-538 0 Lexington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-538 8 Lexington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-544 4 Scituate MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-04   
781-549 A Revere MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2025-04-11   
781-549 7 Revere MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-12-08   
781-549 8 Revere MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-12-08   
781-558 9 Saugus MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-08   
781-559 0 Needham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-10   
781-559 4 Needham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2003-08-20   
781-561 1 Norwell MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-06-22   
781-561 7 Norwell MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-04   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.