Local Calling Guide

Area code/prefix search

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

NXX: 775

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-775 A Chillicothe OH CHLCOHXA77G  0597 CHILLICOTHE TEL. CO. 324      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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