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: ULYSKSXA03T

Remotes:

Switch Switch name Switch type
BGBWKSXARS0  BIG BOW  RS 
CLDGKSXARS0  COOLIDGE  RS 
DRFDKSXARS0  DEERFIELD  RS 
HGTNKSXARS0  HUGOTON  RS 
JHSNKSXARS0  JOHNSON  RS 
KENDKSXARS0  KENDALL  RS 
LAKNKSXARS0  LAKIN  RS 
MANTKSXARS0  MANTER  RS 
MSCWKSXARS0  MOSCOW  RS 
RCFDKSXARS0  RICHFIELD  RS 
ROLLKSXARS0  ROLLA  RS 
RYUSKSXARS0  RYUS  RS 
STNTKSXARS0  SATANTA  RS 
SYRCKSXARS0  SYRACUSE  RS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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