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: CASHTXXADS0

Remotes:

Switch Switch name Switch type
ALBATXXARS0  ALBA  RLC 
BLRGTXXARS0  BLUE RIDGE  RLC 
BLSVTXXARS0  BELLS SAVOY  RLC 
BRSHTXXARS0  BRASHEAR  RLC 
BRTHTXXARS0  BIRTHRIGHT  RLC 
CELSTXXARS0  CELESTE  RSC 
HOWETXXARS0  HOWE  RSC 
LNOKTXXARS0  LONE OAK  RLC 
MLGRTXXARS0  MILLER GROVE  RLC 
PONTTXXARS0  POINT  RLC 
SHRLTXXARS0  SHIRLEY  RLC 
TMBNTXXARS0  TOM BEAN  RSC 
WHWRTXXARS0  WHITEWRIGHT  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
903-883 A Cash TX 2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-883 0 Cash TX 2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-883 2 Cash TX 2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-883 3 Cash TX 2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-883 4 Cash TX 2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-883 5 Cash TX 2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-883 9 Cash TX 2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      

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

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