Local Calling Guide

Area code/prefix search

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NPA: 937 [Rate centres in NPA 937] [Dial plan for NPA 937]

NXX: 517

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
937-517 A Sinking Spring OH   793K TWC IP ENABLED SERVICES, LLC 328      
937-517 1 Sinking Spring OH   793K TWC IP ENABLED SERVICES, LLC 328   2023-06-23   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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