Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 614 [Rate centres in NPA 614] [Dial plan for NPA 614]

NXX: 300

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
614-300 A Columbus OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
614-300 0 Columbus OH   001F BANDWIDTH.COM CLEC, LLC - OH 324   2011-02-04   
614-300 1 Columbus OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2010-12-11   
614-300 2 Columbus OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2010-12-11   
614-300 3 Columbus OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2010-12-11   
614-300 4 Columbus OH   7532 TELEPORT COMMUNICATIONS AMERICA, LLC - OH 324   2011-09-28   
614-300 5 Columbus OH   001F BANDWIDTH.COM CLEC, LLC - OH 324   2012-06-22   
614-300 6 Columbus OH   001F BANDWIDTH.COM CLEC, LLC - OH 324   2011-09-28   
614-300 7 Columbus OH   001F BANDWIDTH.COM CLEC, LLC - OH 324   2011-09-28   
614-300 8 Columbus OH   464C ONVOY, LLC - OH 324   2011-09-28   
614-300 9 Columbus OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2010-11-23   

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

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