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: ESPNNMXCDS1

Remotes:

Switch Switch name Switch type
ABIQNMXCRS1  ABIQUIU  RSC 
CHAMNMXCRS0  CHAMA  SR 
CHMYNMXCRS0  CHIMAYO  SR 
CNJLNMXCRS1  CANJILON  RSC 
DIXNNMXCRS1  DIXON  RSC 
DULCNMXCRS1  DULCE  RSC 
ELRTNMXCRS1  EL RITO  RSC 
OJCLNMXCRS1  OJO CALIENTE  RSC 
TRAMNMXCRS0  TIERRA AMARILLA  RSC 
TRCHNMXCRP0  TRUCHAS  RP 
TRCHNMXCRS1  TRUCHAS  RSC 
VLCTNMXCRS1  VALLECITOS  RSC 
VLRDNMXCRS0  VELARDE  SR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
505-367 A Espanola NM 1193 VALOR TELECOM TX,LP-NM #2 DBA WINDSTREAM COMM SW 664      
505-747 A Espanola NM 1193 VALOR TELECOM TX,LP-NM #2 DBA WINDSTREAM COMM SW 664      
505-753 A Espanola NM 1193 VALOR TELECOM TX,LP-NM #2 DBA WINDSTREAM COMM SW 664      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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