Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Clarksburg, OH

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
740-993 A CLBGOHXARS1  0597 CHILLICOTHE TEL. CO. 324      
740-993 0   793K TWC IP ENABLED SERVICES, LLC 324   2014-03-08   
740-993 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2014-10-20   
740-993 2   0597 CHILLICOTHE TEL. CO. 324      
740-993 3   793K TWC IP ENABLED SERVICES, LLC 324   2019-05-03   
740-993 4   0597 CHILLICOTHE TEL. CO. 324      
740-993 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2021-05-26   
740-993 6   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2024-02-25   
740-993 7   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2024-07-10   
740-993 8   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2020-01-29   
740-993 9   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324      

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

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