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.

Switch: LGVWTXPLX1X

<< 1 2 3 4

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
903-884 8 Omaha TX 004F BANDWIDTH.COM CLEC, LLC - TX 554   2011-03-20   
903-963 6 Van TX 004F BANDWIDTH.COM CLEC, LLC - TX 554   2012-01-15   
903-977 A New Summerfield TX 004F BANDWIDTH.COM CLEC, LLC - TX 554      
903-977 0 New Summerfield TX 004F BANDWIDTH.COM CLEC, LLC - TX 554   2021-08-08   

<< 1 2 3 4

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.