Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Westernville, NY

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
315-827 A HLPTNYXADS1  0111 ONEIDA COUNTY RURAL TEL. CO. 136      
315-851 A   793K TWC IP ENABLED SERVICES, LLC 136      
315-851 4   793K TWC IP ENABLED SERVICES, LLC 136   2007-07-04   

Last updated: Sat, 02 May 2026 12:20:53 UTC

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