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: GSHNINXADS0

Remotes:

Switch Switch name Switch type
DNLPINXARS0  DUNLAP  GTR 
WKRSINXARS0  WAKARUSA  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
574-364 A Goshen IN 0772 FRONTIER NORTH, INC.. - IN 332      
574-533 A Goshen IN 0772 FRONTIER NORTH, INC.. - IN 332      
574-534 A Goshen IN 0772 FRONTIER NORTH, INC.. - IN 332      
574-535 A Goshen IN 0772 FRONTIER NORTH, INC.. - IN 332      
574-537 A Goshen IN 0772 FRONTIER NORTH, INC.. - IN 332      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.