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: TRRHINXFRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
812-535 A Terre Haute IN 0772 FRONTIER NORTH, INC.. - IN 938      
812-535 1 Terre Haute IN 0772 FRONTIER NORTH, INC.. - IN 938      
812-535 2 Terre Haute IN 0772 FRONTIER NORTH, INC.. - IN 938      
812-535 3 Terre Haute IN 0772 FRONTIER NORTH, INC.. - IN 938      
812-535 4 Terre Haute IN 0772 FRONTIER NORTH, INC.. - IN 938      
812-535 5 Terre Haute IN 0772 FRONTIER NORTH, INC.. - IN 938      
812-535 6 Terre Haute IN 0772 FRONTIER NORTH, INC.. - IN 938      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.