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: DUNDNYXADS0

Remotes:

Switch Switch name Switch type
HMPTNYXARS0  HAMMONDSPORT  1RE 
WAYNNYXARS0  WAYNE  1RE 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
607-243 A Dundee NY 0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 138      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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