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: 335

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-335 A Greenwich CT NYCMNYBXDSL  639C ONVOY, LLC - CT 132      
475-335 0 Greenwich CT NYCMNYBXDSL  639C ONVOY, LLC - CT 132      
475-335 1 Greenwich CT NYCMNYBXDSL  639C ONVOY, LLC - CT 132      
475-335 2 Greenwich CT NYCMNYBXDSL  639C ONVOY, LLC - CT 132      
475-335 3 Greenwich CT   490J DISH WIRELESS, LLC 132      
475-335 4 Greenwich CT   490J DISH WIRELESS, LLC 132      
475-335 5 Greenwich CT NYCMNYZRX1X  145J TERRA NOVA TELECOM INC. 132      
475-335 6 Greenwich CT   639C ONVOY, LLC - CT 132      
475-335 7 Greenwich CT   639C ONVOY, LLC - CT 132      
475-335 8 Greenwich CT   639C ONVOY, LLC - CT 132      
475-335 9 Greenwich CT   639C ONVOY, LLC - CT 132      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.