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: 675

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-675 A Amanda OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-675 0 Amanda OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324      
740-675 1 Amanda OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324      
740-675 2 Amanda OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324      
740-675 3 Amanda OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324      
740-675 4 Amanda OH   793K TWC IP ENABLED SERVICES, LLC 324      
740-675 5 Amanda OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324      
740-675 6 Amanda OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324      
740-675 7 Amanda OH CLMBOH1125Z  508J CENTURYLINK COMMUNICATIONS, LLC 324      
740-675 8 Amanda OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324      
740-675 9 Amanda OH HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.