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: 510

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-510 A Fairview OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324      
740-510 0 Fairview OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324      
740-510 1 Fairview OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2019-12-09   
740-510 2 Fairview OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-03-24   
740-510 4 Fairview OH CLMKOHPEPS2  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 324   2022-01-16   
740-510 5 Fairview OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324      
740-510 7 Fairview OH CLMBOH1125Z  508J CENTURYLINK COMMUNICATIONS, LLC 324   2015-06-26   
740-510 8 Fairview OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2020-08-18   
740-510 9 Fairview OH   624H ONVOY SPECTRUM, LLC 324   2024-07-26   

Last updated: Fri, 28 Jun 2024 03:14:50 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.