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: 965

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-965 A Bells Savoy TX BLSVTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-965 0 Bells Savoy TX BLSVTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-965 1 Bells Savoy TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2011-11-26   
903-965 2 Bells Savoy TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-01-23   
903-965 3 Bells Savoy TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2012-02-03   
903-965 4 Bells Savoy TX BLSVTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-965 5 Bells Savoy TX BLSVTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-965 6 Bells Savoy TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2009-03-10   
903-965 7 Bells Savoy TX BLSVTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-965 8 Bells Savoy TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2009-03-20   
903-965 9 Bells Savoy TX BLSVTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.