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: 940 [Rate centres in NPA 940] [Dial plan for NPA 940]

NXX: 287

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
940-287 A Denton TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      
940-287 0 Denton TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      
940-287 1 Denton TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      
940-287 2 Denton TX DLLSTX97X1X  073H TELNYX LLC 552      
940-287 3 Denton TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      
940-287 4 Denton TX DLLTTX01HMD  6529 T-MOBILE USA, INC. 552      
940-287 5 Denton TX DLLTTX01HMD  6529 T-MOBILE USA, INC. 552      
940-287 6 Denton TX FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
940-287 7 Denton TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552      
940-287 8 Denton TX   515J IP HORIZON LLC 552      
940-287 9 Denton TX   515J IP HORIZON LLC 552      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.