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: DNCYTXXAPS0

Remotes:

Switch Switch name Switch type
DNCYTXXARP0  DENVER CITY  DLM 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
806-509 A Denver City TX 1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 544      
806-509 9 Denver City TX 1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 544   2015-04-17   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.