Local Calling Guide

Area code/prefix search

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

NXX: 335

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-335 A Washington Court House OH WACHOH3333C  9321 OHIO BELL TEL CO 324      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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