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: RUDSNMXCDS2

Remotes:

Switch Switch name Switch type
ALTONMXCRS0  ALTO  SR 
CAPTNMXCRS1  CAPITAN  RSC 
RDDWNMXCRS0  RUIDOSO DOWNS  SR 
RUDSNMXARS0  RUIDOSO  RS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
575-257 A Ruidoso NM 1193 VALOR TELECOM TX,LP-NM #2 DBA WINDSTREAM COMM SW 664      
575-630 A Ruidoso NM 1193 VALOR TELECOM TX,LP-NM #2 DBA WINDSTREAM COMM SW 664      
575-671 A Ruidoso NM 1193 VALOR TELECOM TX,LP-NM #2 DBA WINDSTREAM COMM SW 664      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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