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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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
351-371 6 Westminster MA 7135 TC SYSTEMS, INC. 128   2021-10-15   
508-204 6 New Bedford MA 7135 TC SYSTEMS, INC. 128   2023-02-06   
508-501 A New Bedford MA 7135 TC SYSTEMS, INC. 128      
508-501 2 New Bedford MA 7135 TC SYSTEMS, INC. 128      
508-591 A Plymouth MA 7135 TC SYSTEMS, INC. 128      
508-591 1 Plymouth MA 7135 TC SYSTEMS, INC. 128      
508-591 9 Plymouth MA 7135 TC SYSTEMS, INC. 128      
508-744 A Barnstable MA 7135 TC SYSTEMS, INC. 128      
508-744 2 Barnstable MA 7135 TC SYSTEMS, INC. 128      
617-514 5 Dorchester MA 7135 TC SYSTEMS, INC. 128   2010-04-30   
617-580 4 Charlestown MA 7135 TC SYSTEMS, INC. 128   2002-05-14   
617-597 8 Newton MA 7135 TC SYSTEMS, INC. 128   2023-12-14   
617-602 4 Roxbury MA 7135 TC SYSTEMS, INC. 128   2002-05-14   
617-668 2 Watertown MA 7135 TC SYSTEMS, INC. 128   2020-02-13   
617-668 7 Watertown MA 7135 TC SYSTEMS, INC. 128   2019-11-21   
617-668 8 Watertown MA 7135 TC SYSTEMS, INC. 128   2019-11-21   
617-671 2 Boston MA 7135 TC SYSTEMS, INC. 128   2005-03-24   
617-671 3 Boston MA 7135 TC SYSTEMS, INC. 128   2005-03-24   
617-848 6 Boston MA 7135 TC SYSTEMS, INC. 128      
617-848 7 Boston MA 7135 TC SYSTEMS, INC. 128      
774-226 A Taunton MA 7135 TC SYSTEMS, INC. 128      
774-304 5 Sturbridge MA 7135 TC SYSTEMS, INC. 128   2014-05-02   
774-335 6 Millis MA 7135 TC SYSTEMS, INC. 128   2019-04-22   
774-347 6 North Brookfield MA 7135 TC SYSTEMS, INC. 128   2016-05-31   
774-376 A Carver MA 7135 TC SYSTEMS, INC. 128      
774-376 6 Carver MA 7135 TC SYSTEMS, INC. 128   2018-11-05   
774-387 6 Blackstone MA 7135 TC SYSTEMS, INC. 128   2019-04-21   
774-515 6 Boylston MA 7135 TC SYSTEMS, INC. 128   2018-05-14   
774-551 2 Grafton MA 7135 TC SYSTEMS, INC. 128   2018-11-09   
774-601 6 Southbridge MA 7135 TC SYSTEMS, INC. 128   2017-12-21   
774-633 8 Auburn MA 7135 TC SYSTEMS, INC. 128   2014-05-02   
774-702 A Vineyard Haven MA 7135 TC SYSTEMS, INC. 128      
774-702 6 Vineyard Haven MA 7135 TC SYSTEMS, INC. 128   2013-12-09   
774-708 6 Millbury MA 7135 TC SYSTEMS, INC. 128   2015-06-01   
774-775 6 Wareham MA 7135 TC SYSTEMS, INC. 128   2016-04-07   
774-801 6 Orleans MA 7135 TC SYSTEMS, INC. 128   2014-10-20   
774-813 6 Whitinsville MA 7135 TC SYSTEMS, INC. 128   2016-03-18   
781-678 A Hull MA 7135 TC SYSTEMS, INC. 128      
781-678 6 Hull MA 7135 TC SYSTEMS, INC. 128   2021-07-30   
781-943 7 Wellesley MA 7135 TC SYSTEMS, INC. 128   2018-10-15   
857-231 4 Newton MA 7135 TC SYSTEMS, INC. 128   2024-03-08   
857-354 4 Boston MA 7135 TC SYSTEMS, INC. 128   2023-06-16   
857-524 6 South Boston MA 7135 TC SYSTEMS, INC. 128   2020-05-04   
857-574 3 East Boston MA 7135 TC SYSTEMS, INC. 128   2009-08-13   
857-971 2 Charlestown MA 7135 TC SYSTEMS, INC. 128   2016-06-20   
978-286 6 Sterling MA 7135 TC SYSTEMS, INC. 128   2018-10-05   
978-780 6 Athol MA 7135 TC SYSTEMS, INC. 128   2019-04-05   
978-797 6 Rockport MA 7135 TC SYSTEMS, INC. 128   2018-10-05   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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