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: 540 [Rate centres in NPA 540] [Dial plan for NPA 540]

NXX: 604

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-604 A Fredericksburg VA FRBGVAFBX7X  4725 CAVALIER TELEPHONE, LLC - VA 246      
540-604 0 Fredericksburg VA LSBGVALBX2X  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 246   2005-07-02   
540-604 1 Fredericksburg VA LSBGVALBX2X  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 246   2006-03-06   
540-604 2 Fredericksburg VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 246   2022-10-22   
540-604 3 Fredericksburg VA LSBGVALBX2X  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 246   2005-10-09   
540-604 4 Fredericksburg VA LSBGVALBX2X  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 246   2005-08-11   
540-604 5 Fredericksburg VA FRBGVAFBX7X  4725 CAVALIER TELEPHONE, LLC - VA 246   2005-05-08   
540-604 6 Fredericksburg VA LSBGVALBX2X  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 246   2005-09-04   
540-604 7 Fredericksburg VA LSBGVALBX2X  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 246   2005-09-04   
540-604 8 Fredericksburg VA LSBGVALBX2X  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 246   2006-07-02   
540-604 9 Fredericksburg VA FRBGVAFBX7X  4725 CAVALIER TELEPHONE, LLC - VA 246   2005-05-08   

Last updated: Tue, 15 Nov 2022 00:10:00 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.