Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 740 [Rate centres in NPA 740] [Dial plan for NPA 740]

NXX: 628

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-628 A Woodsfield OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-628 0 Woodsfield OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-628 1 Woodsfield OH   073H TELNYX LLC 324   2017-08-01   
740-628 2 Woodsfield OH   464C ONVOY, LLC - OH 324   2021-02-12   
740-628 3 Woodsfield OH   036B CITYNET OHIO, LLC - OH 324   2006-04-08   
740-628 4 Woodsfield OH   464C ONVOY, LLC - OH 324   2014-12-04   
740-628 5 Woodsfield OH   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2011-01-21   
740-628 6 Woodsfield OH   464C ONVOY, LLC - OH 324   2021-02-12   
740-628 7 Woodsfield OH   464C ONVOY, LLC - OH 324   2021-02-12   
740-628 8 Woodsfield OH   464C ONVOY, LLC - OH 324   2015-07-04   
740-628 9 Woodsfield OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      

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

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