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: PLMOWIXADS0

Remotes:

Switch Switch name Switch type
BLLNWIXARS0  BRILLION  GTR 
CITNWIXARS0  CHILTON  GTR 
CSCDWIXARS0  CASCADE  GTR 
ELLKWIXARS0  ELKHART LAKE  GTR 
GNBSWIXARS0  GREENBUSH  GTR 
HLBRWIXARS0  HILBERT  GTR 
JHBGWIXARS0  JOHNSBURG  GTR 
KIELWIXARS0  KIEL  GTR 
MTCLWIXARS0  MOUNT CALVARY  GTR 
NWHLWIXARS0  NEW HOLSTEIN  GTR 
STCDWIXARS0  ST CLOUD  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
920-892 A Plymouth WI 0886 FRONTIER NORTH INC. - WI 356      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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