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
413-836 5 Great Barrington MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2024-11-28   
413-867 0 Springfield MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2022-10-17   
413-867 1 Springfield MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2022-10-17   
413-875 2 Westfield MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2011-05-02   
413-875 4 Westfield MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2024-12-04   
413-875 5 Westfield MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2010-09-30   
413-884 2 Williamstown MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2005-05-09   
413-884 3 Williamstown MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2008-06-01   
413-884 4 Williamstown MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2003-05-13   
413-884 5 Williamstown MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2004-02-27   
413-884 7 Williamstown MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2024-11-26   
413-887 1 Holyoke MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2007-09-02   
413-887 2 Holyoke MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2013-04-17   
413-887 4 Holyoke MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2008-10-05   
413-887 7 Holyoke MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2006-12-03   
413-887 8 Holyoke MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2006-09-18   
413-887 9 Holyoke MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2007-02-02   
413-896 A Springfield MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126      
413-961 9 Worthington MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2003-06-07   
413-966 7 Northampton MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2023-09-27   
413-992 7 Amherst MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2008-08-07   
413-992 8 Amherst MA 6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2013-04-01   

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

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