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: 817 [Rate centres in NPA 817] [Dial plan for NPA 817]

NXX: 494

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
817-494 A Euless TX FTWOTXEUDS0  9533 SOUTHWESTERN BELL 552      
817-494 0 Euless TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-07-03   
817-494 1 Euless TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-04-02   
817-494 2 Euless TX DLLSTXSQDS4  327E YMAX COMMUNICATIONS CORP. - TX 552   2008-06-14   
817-494 3 Euless TX RCSNTXHVBMD  516C AT&T CORP. 552   2006-07-07   
817-494 4 Euless TX DLLSTXSQDS4  327E YMAX COMMUNICATIONS CORP. - TX 552   2008-06-14   
817-494 5 Euless TX DLLSTX97X6X  145J TERRA NOVA TELECOM INC. 552   2022-12-17   
817-494 6 Euless TX DLLSTXSQDS4  327E YMAX COMMUNICATIONS CORP. - TX 552   2007-12-15   
817-494 7 Euless TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-08-20   
817-494 8 Euless TX RCSNTXHVBMD  516C AT&T CORP. 552   2010-03-08   
817-494 9 Euless TX FTWOTXEUDS0  9533 SOUTHWESTERN BELL 552      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.