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: WNSTCT00DS0

Remotes:

Switch Switch name Switch type
CNANCT00RS0  Canaan, CT (Remote)  5ER 
CRNWCT00RS0  Cornwall, CT (Remote)  5ER 
LKVLCT00RS0  Lakeville, CT (Remote)  5ER 
LTFDCT00RS0  Litchfield, CT (Remote)  5ER 
NRFLCT00RS0  Norfolk, CT (Remote)  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
860-379 A Winsted CT 9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-738 A Winsted CT 9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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