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
475-329 A Danbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920      
475-329 0 Danbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-05-24   
475-329 1 Danbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-05-24   
475-329 2 Danbury CT   7621 COMCAST PHONE OF CONNECTICUT, INC. - CT 920   2016-12-01   
475-329 3 Danbury CT   3863 CTC COMMUNICATIONS CORP. - CT 920   2014-05-28   
475-329 4 Danbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-10   
475-329 5 Danbury CT   7621 COMCAST PHONE OF CONNECTICUT, INC. - CT 920   2015-11-18   
475-329 6 Danbury CT   7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2014-05-28   
475-329 7 Danbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-10   
475-329 8 Danbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-12-06   
475-329 9 Danbury CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-12-06   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.