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.

NPA: 475 [Rate centres in NPA 475] [Dial plan for NPA 475]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-888 A Fairfield CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920      
475-888 0 Fairfield CT   639C ONVOY, LLC - CT 920   2015-05-08   
475-888 1 Fairfield CT   639C ONVOY, LLC - CT 920   2019-04-22   
475-888 2 Fairfield CT   639C ONVOY, LLC - CT 920   2019-04-22   
475-888 3 Fairfield CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT DBA T-MOBILE USA 920   2019-10-07   
475-888 8 Fairfield CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2014-11-28   
475-888 9 Fairfield CT   4950 CABLEVISION LIGHTPATH, INC. - CT 920   2015-06-13   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.