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: CIVLWIXADS0

Remotes:

Switch Switch name Switch type
BRCKWIXARS0  BEAR CREEK  RSC 
BWLRWIXARS0  BOWLER  RSC 
CECLWIXARS0  CECIL  RSS 
GRHMWIXARS0  GRESHAM  RSC 
KSHNWIXARS0  KESHENA  RSC 
MARNWIXARS0  MARION  RSC 
NEPTWIXARS0  NEOPIT  RSC 
TGTNWIXARS0  TIGERTON  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
715-823 A Clintonville WI 0964 FRONTIER COMMUNICATIONS OF WISCONSIN LLC 350      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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