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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
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: Tue, 31 Mar 2026 13:56:49 UTC

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