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: ESPNNMXCPS0

Remotes:

Switch Switch name Switch type
ABIQNMXCRP0  ABIQUIU  RP 
CHAMNMXCRP0  CHAMA  RP 
CHMYNMXCRP0  CHIMAYO  RP 
CNJLNMXCRP0  CANJILON  RP 
DIXNNMXCRP0  DIXON  RP 
DULCNMXCRP0  DULCE  RP 
ELRTNMXCRP0  EL RITO  RP 
OJCLNMXCRP0  OJO CALIENTE  RP 
SNYSNMXCRP0  SAN YSIDRO  RP 
TRAMNMXCRP0  TIERRA AMARILLA  RP 
VLCTNMXCRP0  VALLECITOS  RP 
VLRDNMXCRP0  VELARDE  RP 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
505-484 A Espanola NM 1193 VALOR TELECOM TX,LP-NM #2 DBA WINDSTREAM COMM SW 664      
505-484 4 Espanola NM 1193 VALOR TELECOM TX,LP-NM #2 DBA WINDSTREAM COMM SW 664   2011-12-29   

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

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