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: 235

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-235 A Nevada OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-235 0 Nevada OH   001F BANDWIDTH.COM CLEC, LLC - OH 324   2009-01-05   
740-235 1 Nevada OH   073H TELNYX LLC 324   2021-01-22   
740-235 2 Nevada OH   464C ONVOY, LLC - OH 324   2021-02-12   
740-235 3 Nevada OH   464C ONVOY, LLC - OH 324   2021-02-12   
740-235 4 Nevada OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-235 6 Nevada OH   464C ONVOY, LLC - OH 324   2021-07-24   
740-235 7 Nevada OH   508J CENTURYLINK COMMUNICATIONS, LLC 324   2014-07-08   
740-235 8 Nevada OH   464C ONVOY, LLC - OH 324   2021-10-02   
740-235 9 Nevada OH   624H ONVOY SPECTRUM, LLC 324   2023-05-08   

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

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