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.
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Switch: OTWYOHXBRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
740-372 A Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-372 0 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-372 2 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-372 3 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-372 4 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-372 5 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      
740-372 6 Portsmouth OH 0615 FRONTIER NORTH, INC. - OH 324      

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

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