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: TWRVWIXADS0

Remotes:

Switch Switch name Switch type
MSHCWIXARS0  MISHICOT  GTR 
RDVLWIXARS0  REEDSVILLE  GTR 
WHLWWIXARS0  WHITELAW  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
920-793 A Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-793 1 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-793 2 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-793 3 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-793 4 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-793 5 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-793 6 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-793 7 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-793 8 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-793 9 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-794 A Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-794 1 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-794 2 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-794 3 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-794 5 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-794 6 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-794 7 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      
920-794 8 Two Rivers WI 0886 FRONTIER NORTH INC. - WI 356      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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