Local Calling Guide

Area code/prefix search

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

NXX: 393

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-393 A Mount Vernon OH MTVROHXA39E  0661 BRIGHTSPEED OF NORTHWEST OHIO, INC. 923      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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