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: 212

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-212 A Naugatuck CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920      
475-212 0 Naugatuck CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
475-212 1 Naugatuck CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
475-212 2 Naugatuck CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   
475-212 3 Naugatuck CT   318J COMCAST IP PHONE LLC 920   2014-09-14   
475-212 4 Naugatuck CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-17   
475-212 5 Naugatuck CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-17   
475-212 6 Naugatuck CT   639C ONVOY, LLC - CT 920   2015-05-08   
475-212 7 Naugatuck CT   508J CENTURYLINK COMMUNICATIONS LLC 920   2014-09-29   
475-212 8 Naugatuck CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2015-10-12   
475-212 9 Naugatuck CT   6664 SPRINT SPECTRUM L.P. 920   2016-07-28   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.