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: 215

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-215 A Longview TX LGVWTXBA47Z  6529 T-MOBILE USA, INC. 554      
903-215 0 Longview TX   6529 T-MOBILE USA, INC. 554      
903-215 1 Longview TX   6529 T-MOBILE USA, INC. 554   2008-06-16   
903-215 2 Longview TX   6529 T-MOBILE USA, INC. 554   2011-06-09   
903-215 3 Longview TX   6529 T-MOBILE USA, INC. 554   2012-12-20   
903-215 4 Longview TX   6529 T-MOBILE USA, INC. 554   2021-07-09   
903-215 5 Longview TX   6529 T-MOBILE USA, INC. 554   2013-08-29   
903-215 6 Longview TX   6529 T-MOBILE USA, INC. 554      
903-215 7 Longview TX   6529 T-MOBILE USA, INC. 554   2012-12-20   
903-215 8 Longview TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 554   2008-05-19   
903-215 9 Longview TX   6529 T-MOBILE USA, INC. 554      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.