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: 463

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-463 A Seymour CT HRFRCT03XSX  516J TON80 COMMUNICATIONS, LLC 920      
475-463 0 Seymour CT   515J IP HORIZON LLC 920   2022-07-29   
475-463 2 Seymour CT HRFRCT0389Z  490J DISH WIRELESS, LLC 920   2023-05-14   
475-463 3 Seymour CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2022-03-20   
475-463 4 Seymour CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2022-03-20   
475-463 5 Seymour CT HRFRCT03XMX  145J TERRA NOVA TELECOM INC. 920   2024-05-02   
475-463 6 Seymour CT HRFRCT03XSX  516J TON80 COMMUNICATIONS, LLC 920   2022-03-19   
475-463 7 Seymour CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   
475-463 8 Seymour CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   
475-463 9 Seymour CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.