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: 933

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-933 A Bowerston OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-933 0 Bowerston OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-933 4 Bowerston OH CLMKOHPE0MD  793K TWC IP ENABLED SERVICES, LLC 324   2015-07-18   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.