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: 578

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-578 A Marshall TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554      
903-578 0 Marshall TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554      
903-578 1 Marshall TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554      
903-578 2 Marshall TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554      
903-578 3 Marshall TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554      
903-578 4 Marshall TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554      
903-578 5 Marshall TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554      
903-578 6 Marshall TX LGVWTXPLX1X  004F BANDWIDTH.COM CLEC, LLC - TX 554      
903-578 7 Marshall TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554      
903-578 8 Marshall TX LGVWTXBA45Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 554      
903-578 9 Marshall TX LGVWTXPLX1X  004F BANDWIDTH.COM CLEC, LLC - TX 554      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.