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: 639

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-639 A Carroll OH CLMDOH44VMD  829J PAETEC ITEL, LLC 324      
740-639 2 Carroll OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2016-03-31   
740-639 3 Carroll OH CLMDOH44VMD  829J PAETEC ITEL, LLC 324   2004-03-15   
740-639 4 Carroll OH CLMKOHPE0MD  793K TWC IP ENABLED SERVICES, LLC 324   2007-02-01   
740-639 5 Carroll OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2016-03-31   
740-639 6 Carroll OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-03-11   
740-639 7 Carroll OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-03-11   
740-639 8 Carroll OH CLMDOH448MD  073H TELNYX LLC 324   2017-07-28   
740-639 9 Carroll OH CLMDOH44VMD  829J PAETEC ITEL, LLC 324      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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