Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 475 [Rate centres in NPA 475] [Dial plan for NPA 475]

NXX: 426

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-426 A Ridgefield CT HRFRCT03XSX  516J TON80 COMMUNICATIONS, LLC 920      
475-426 0 Ridgefield CT   515J IP HORIZON LLC 920   2022-08-04   
475-426 1 Ridgefield CT   639C ONVOY, LLC - CT 920   2023-08-18   
475-426 2 Ridgefield CT   639C ONVOY, LLC - CT 920   2023-08-18   
475-426 3 Ridgefield CT   516J TON80 COMMUNICATIONS, LLC 920   2022-03-16   
475-426 4 Ridgefield CT   639C ONVOY, LLC - CT 920   2023-08-18   
475-426 5 Ridgefield CT   318J COMCAST IP PHONE, LLC 920   2022-06-28   
475-426 6 Ridgefield CT   624H ONVOY SPECTRUM, LLC 920   2022-03-17   
475-426 7 Ridgefield CT   624H ONVOY SPECTRUM, LLC 920   2022-03-17   
475-426 8 Ridgefield CT   318J COMCAST IP PHONE, LLC 920   2022-06-28   
475-426 9 Ridgefield CT   639C ONVOY, LLC - CT 920   2023-08-18   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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