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: 655

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-655 A Henderson TX HNSNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-655 0 Henderson TX HNSNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-655 1 Henderson TX HNSNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-655 2 Henderson TX HNSNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-655 3 Henderson TX HNSNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-655 4 Henderson TX LGVWTXPLX1X  004F BANDWIDTH.COM CLEC, LLC - TX 554   2010-11-26   
903-655 5 Henderson TX HNSNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-655 6 Henderson TX HNSNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-655 7 Henderson TX HNSNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-655 8 Henderson TX HNSNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-655 9 Henderson TX LGVWTXBA40Z  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 554   2013-07-08   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.