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: LUVLOHXADS0

Remotes:

Switch Switch name Switch type
OTWYOHXBRS0  OTWAY  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
740-259 A Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-259 0 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-259 1 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-259 2 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-259 3 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-259 4 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-259 5 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-259 6 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-259 8 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-259 9 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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