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: 822

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-822 A Hebron OH CLMKOHPEPS2  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 324      
740-822 0 Hebron OH CLMKOHPEPS2  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 324   2017-02-09   
740-822 1 Hebron OH CLMBOHLT7MD  073H TELNYX LLC 324   2021-01-09   
740-822 2 Hebron OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-06-25   
740-822 3 Hebron OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-06-25   
740-822 4 Hebron OH WOTNOH88X0Y  506J TWILIO INTERNATIONAL, INC. 324   2021-06-30   
740-822 5 Hebron OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-11-14   
740-822 6 Hebron OH WOTNOHEHAMD  7532 TELEPORT COMMUNICATIONS AMERICA, LLC - OH 324   2019-03-22   
740-822 8 Hebron OH HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2023-11-11   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.