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: 726

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-726 A Waldo OH WALDOHXARL0  0615 FRONTIER NORTH, INC. - OH 324      
740-726 0 Waldo OH CLMBOHLT7MD  073H TELNYX LLC 324   2021-01-22   
740-726 1 Waldo OH DLWROHXASMD  624H ONVOY SPECTRUM, LLC 324   2023-05-08   
740-726 2 Waldo OH WALDOHXARL0  0615 FRONTIER NORTH, INC. - OH 324      
740-726 3 Waldo OH CLMDOH44MMD  516J TON80 COMMUNICATIONS, LLC 324   2021-07-23   
740-726 4 Waldo OH CLMKOHPE0MD  793K TWC IP ENABLED SERVICES, LLC 324   2007-06-28   
740-726 5 Waldo OH DLWROHXAKMD  464C ONVOY, LLC - OH 324   2018-09-20   
740-726 6 Waldo OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2018-08-26   
740-726 8 Waldo OH DLWROHXAKMD  464C ONVOY, LLC - OH 324   2021-03-11   
740-726 9 Waldo OH WALDOHXARL0  0615 FRONTIER NORTH, INC. - OH 324      

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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