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: 242

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-242 A Redding CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920      
475-242 0 Redding CT   639C ONVOY, LLC - CT 920   2019-08-09   
475-242 1 Redding CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2017-08-20   
475-242 2 Redding CT   639C ONVOY, LLC - CT 920   2020-02-28   
475-242 3 Redding CT   639C ONVOY, LLC - CT 920   2020-02-28   
475-242 4 Redding CT   639C ONVOY, LLC - CT 920   2020-05-24   
475-242 5 Redding CT   639C ONVOY, LLC - CT 920   2020-05-24   
475-242 6 Redding CT   639C ONVOY, LLC - CT 920   2020-05-24   
475-242 7 Redding CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2020-02-27   
475-242 8 Redding CT   639C ONVOY, LLC - CT 920   2019-08-09   
475-242 9 Redding CT   073H TELNYX LLC 920   2018-05-09   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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