Local Calling Guide

Area code/prefix search

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

NXX: 553

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-553 A Coshocton OH CLMDOH44DS5  6630 USA MOBILITY WIRELESS, INC. 324      

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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