Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 740 [Rate centres in NPA 740] [Dial plan for NPA 740]

NXX: 587

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-587 A Granville OH GRVIOHXARP0  0665 WINDSTREAM OHIO, LLC 324   2024-01-04   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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