Local Calling Guide

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NPA: 740 [Rate centres in NPA 740] [Dial plan for NPA 740]

NXX: 378

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-378 A Coolville OH RDVLOHXARS1  0666 WINDSTREAM WESTERN RESERVE, INC. 324      

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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