Local Calling Guide

Area code/prefix search

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

NXX: 279

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-279 A Logan OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-279 0 Logan OH   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2016-12-19   
740-279 1 Logan OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2005-04-28   
740-279 2 Logan OH   464C ONVOY, LLC - OH 324   2020-06-19   
740-279 3 Logan OH   464C ONVOY, LLC - OH 324   2020-06-19   
740-279 4 Logan OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-279 5 Logan OH   6701 AERIAL COMMUNICATIONS, INC. 324   2007-01-05   
740-279 6 Logan OH   6701 AERIAL COMMUNICATIONS, INC. 324   2007-08-30   
740-279 7 Logan OH   7532 TELEPORT COMMUNICATIONS AMERICA, LLC - OH 324   2013-06-03   
740-279 8 Logan OH   6701 AERIAL COMMUNICATIONS, INC. 324   2008-11-23   
740-279 9 Logan OH   6701 AERIAL COMMUNICATIONS, INC. 324   2006-03-30   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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