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: 388

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
614-388 A Columbus OH CLMBOH2323E  9321 OHIO BELL TEL CO 324      
614-388 0 Columbus OH   7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 324   2004-08-25   
614-388 1 Columbus OH   7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 324   2004-08-25   
614-388 2 Columbus OH   7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 324   2004-08-25   
614-388 3 Columbus OH   7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 324   2004-08-25   
614-388 4 Columbus OH   7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 324   2004-08-25   
614-388 5 Columbus OH   7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 324   2004-08-25   
614-388 6 Columbus OH   036B CITYNET OHIO, LLC - OH 324   2006-07-27   
614-388 7 Columbus OH   9321 OHIO BELL TEL CO 324      
614-388 8 Columbus OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2005-12-16   
614-388 9 Columbus OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2005-12-16   

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

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