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: CUBANMXCPS0

Remotes:

Switch Switch name Switch type
GLLNNMXCRP0  GALLINA  RP 
JMSPNMXCRP0  JEMEZ SPRINGS  RP 
LNDRNMXCRP0  LINDRITH  RP 
LYBKNMXCRP0  LYBROOK  RP 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
575-385 A Cuba NM 1193 VALOR TELECOM TX,LP-NM #2 DBA WINDSTREAM COMM SW 664      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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