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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: PHLSNYXADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
315-462 A Clifton Springs NY 0112 ONTARIO TELEPHONE COMPANY, INC. 136      
315-548 A Phelps NY 0112 ONTARIO TELEPHONE COMPANY, INC. 136      
607-387 A Trumansburg NY 0131 TRUMANSBURG TELEPHONE COMPANY, INC. 136      
607-532 A Interlaken NY 0131 TRUMANSBURG TELEPHONE COMPANY, INC. 136      
607-869 A Ovid NY 0131 TRUMANSBURG TELEPHONE COMPANY, INC. 136      

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

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