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: DGVLWIXADS0

Remotes:

Switch Switch name Switch type
ARENWIXARS3  ARENA  RS 
COBBWIXARS0  COBB  GTR 
HODLWIXARS0  HOLLANDALE  GTR 
LNRKWIXBRS0  LONE ROCK  RS 
MNPTWIXARS0  MINERAL POINT  GTR 
PLANWIXARS3  PLAIN  RS 
RDWYWIXARS0  RIDGEWAY  GTR 
SPGRWIXARS0  SPRING GREEN  RS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
608-319 A Dodgeville WI 0886 FRONTIER NORTH INC. - WI 354      
608-319 0 Dodgeville WI 0886 FRONTIER NORTH INC. - WI 354      
608-935 A Dodgeville WI 0886 FRONTIER NORTH INC. - WI 354      
608-937 A Dodgeville WI 0886 FRONTIER NORTH INC. - WI 354      
608-937 0 Dodgeville WI 0886 FRONTIER NORTH INC. - WI 354      
608-937 5 Dodgeville WI 0886 FRONTIER NORTH INC. - WI 354      
608-937 7 Dodgeville WI 0886 FRONTIER NORTH INC. - WI 354      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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