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: 903 [Rate centres in NPA 903] [Dial plan for NPA 903]

NXX: 601

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-601 A Jefferson TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554      
903-601 0 Jefferson TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554      
903-601 1 Jefferson TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554      
903-601 2 Jefferson TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554      
903-601 3 Jefferson TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554      
903-601 4 Jefferson TX LGVWTXPLX1X  004F BANDWIDTH.COM CLEC, LLC - TX 554      
903-601 5 Jefferson TX LGVWTXGRCMD  516C AT&T CORP. 554      
903-601 6 Jefferson TX LGVWTXTLX8X  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 554      
903-601 7 Jefferson TX LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
903-601 8 Jefferson TX LGVWTXPLXZX  073H TELNYX LLC 554      
903-601 9 Jefferson TX LGVWTXPLX5Y  965H FRACTEL, LLC 554      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.