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: TRCNNMXCPS0

Remotes:

Switch Switch name Switch type
HLBONMXCRP0  HILLSBORO  RP 
HLBONMXCRS1  HILLSBORO  RS 
TRCNNMXCRP0  TRUTH OR CONSEQUENCES  RP 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
575-223 A Truth or Consequences NM 1193 VALOR TELECOM TX,LP-NM #2 DBA WINDSTREAM COMM SW 664      
575-223 9 Truth or Consequences NM 1193 VALOR TELECOM TX,LP-NM #2 DBA WINDSTREAM COMM SW 664   2015-09-28   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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