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.
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Switch: KRNCTXXADS0

Remotes:

Switch Switch name Switch type
UNCTTXXARP0  UNCERTAIN  RP 
UNCTTXXARS0  UNCERTAIN  DCL 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
903-679 A Karnack TX 1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 554      

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

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