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.
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Switch: CMBRMAWA0MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
781-476 0 Marblehead MA 3370 CTC COMMUNICATIONS CORP. - MA 128   2003-03-30   
781-476 9 Marblehead MA 3370 CTC COMMUNICATIONS CORP. - MA 128   2005-12-05   
781-481 0 Stoneham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2003-07-14   
781-481 2 Stoneham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-481 3 Stoneham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-481 4 Stoneham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-481 6 Stoneham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-481 7 Stoneham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-481 8 Stoneham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-482 3 Lexington MA 3370 CTC COMMUNICATIONS CORP. - MA 128   2006-07-17   
781-489 A Wellesley MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-489 0 Wellesley MA 3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-13   
781-489 1 Wellesley MA 3370 CTC COMMUNICATIONS CORP. - MA 128   2002-03-18   
781-489 2 Wellesley MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2006-11-24   
781-489 4 Wellesley MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2009-06-14   
781-489 6 Wellesley MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-489 7 Wellesley MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2005-02-07   
781-493 A Dedham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-493 3 Dedham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2004-12-31   
781-493 6 Dedham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-493 7 Dedham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2009-09-24   
781-514 A Needham MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
781-514 1 Needham MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
781-514 4 Needham MA 3370 CTC COMMUNICATIONS CORP. - MA 128   2010-12-17   
781-517 2 Melrose MA 3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-16   
781-521 A Saugus MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
781-521 1 Saugus MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
781-535 A Braintree MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-535 0 Braintree MA 3370 CTC COMMUNICATIONS CORP. - MA 128   2003-03-04   
781-535 5 Braintree MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2005-07-16   
781-535 6 Braintree MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-541 A Lexington MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-541 1 Lexington MA 3370 CTC COMMUNICATIONS CORP. - MA 128   2006-12-10   
781-541 3 Lexington MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2011-04-22   
781-541 5 Lexington MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2005-09-18   
781-541 6 Lexington MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-541 7 Lexington MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-547 A Waltham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-547 0 Waltham MA 3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-13   
781-547 2 Waltham MA 3370 CTC COMMUNICATIONS CORP. - MA 128   2006-11-06   
781-547 3 Waltham MA 3370 CTC COMMUNICATIONS CORP. - MA 128   2006-03-27   
781-547 4 Waltham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2005-11-25   
781-547 5 Waltham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-547 6 Waltham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-547 7 Waltham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2003-09-03   
781-547 8 Waltham MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2009-04-03   
781-569 A Woburn MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
781-569 0 Woburn MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2002-11-30   
781-569 1 Woburn MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2007-12-10   
781-569 2 Woburn MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2005-07-04   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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