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: FTBRINXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
812-753 A Fort Branch IN 0779 FRONTIER NORTH, INC. - IN 330      
812-753 1 Fort Branch IN 0779 FRONTIER NORTH, INC. - IN 330      
812-753 2 Fort Branch IN 0779 FRONTIER NORTH, INC. - IN 330      
812-753 3 Fort Branch IN 0779 FRONTIER NORTH, INC. - IN 330      
812-753 4 Fort Branch IN 0779 FRONTIER NORTH, INC. - IN 330      
812-753 5 Fort Branch IN 0779 FRONTIER NORTH, INC. - IN 330      
812-768 A Haubstadt IN 0779 FRONTIER NORTH, INC. - IN 330      
812-768 0 Haubstadt IN 0779 FRONTIER NORTH, INC. - IN 330      
812-768 5 Haubstadt IN 0779 FRONTIER NORTH, INC. - IN 330      
812-768 6 Haubstadt IN 0779 FRONTIER NORTH, INC. - IN 330      
812-768 9 Haubstadt IN 0779 FRONTIER NORTH, INC. - IN 330      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.