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.

NPA: 701 [Rate centres in NPA 701] [Dial plan for NPA 701]

NXX: 425

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
701-425 A Bismarck ND BSMRNDBCSMD  452F ONVOY, LLC - ND 638      
701-425 0 Bismarck ND BSMRNDBCSMD  452F ONVOY, LLC - ND 638   2006-05-19   
701-425 1 Bismarck ND BSMRNDBCXDX  6568 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND 638   2006-11-06   
701-425 2 Bismarck ND BSMRNDBCXDX  6568 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND 638   2006-11-06   
701-425 3 Bismarck ND BSMRNDBCXDX  6568 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND 638   2007-02-18   
701-425 4 Bismarck ND BSMRNDBCXDX  6568 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND 638   2007-04-22   
701-425 5 Bismarck ND BSMRNDBCXDX  6568 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND 638   2007-07-14   
701-425 6 Bismarck ND BSMRNDBCXDX  6568 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND 638   2007-09-01   
701-425 7 Bismarck ND BSMRNDBCXDX  6568 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND 638   2007-11-12   
701-425 8 Bismarck ND BSMRNDBCXDX  6568 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND 638   2007-12-20   
701-425 9 Bismarck ND BSMRNDBCXDX  6568 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND 638   2008-02-11   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.