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.

NPA: 740 [Rate centres in NPA 740] [Dial plan for NPA 740]

NXX: 524

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-524 A Kilbourne OH KLBROHXARL0  0615 FRONTIER NORTH, INC. - OH 324      
740-524 0 Kilbourne OH KLBROHXARL0  0615 FRONTIER NORTH, INC. - OH 324      
740-524 1 Kilbourne OH KLBROHXARL0  0615 FRONTIER NORTH, INC. - OH 324      
740-524 2 Kilbourne OH KLBROHXARL0  0615 FRONTIER NORTH, INC. - OH 324      
740-524 3 Kilbourne OH KLBROHXARL0  0615 FRONTIER NORTH, INC. - OH 324      
740-524 4 Kilbourne OH KLBROHXARL0  0615 FRONTIER NORTH, INC. - OH 324      
740-524 5 Kilbourne OH KLBROHXARL0  0615 FRONTIER NORTH, INC. - OH 324      
740-524 6 Kilbourne OH KLBROHXARL0  0615 FRONTIER NORTH, INC. - OH 324      
740-524 7 Kilbourne OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324      
740-524 8 Kilbourne OH CLMBOHLT7MD  073H TELNYX LLC 324      
740-524 9 Kilbourne OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.