Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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OCN: 0112 ONTARIO TELEPHONE COMPANY, INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
315-462 A Clifton Springs NY PHLSNYXADS0  136      
315-548 A Phelps NY PHLSNYXADS0  136      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

Sponsored by: Execulink Telecom

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