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: 575

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-575 A Ridgefield CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920      
475-575 0 Ridgefield CT HRFRCTBC2MD  073H TELNYX LLC 920   2020-10-16   
475-575 1 Ridgefield CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-07-12   
475-575 2 Ridgefield CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-07-12   
475-575 3 Ridgefield CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2021-05-31   
475-575 4 Ridgefield CT HRFRCTBC7MD  506J TWILIO INTERNATIONAL, INC. 920   2021-03-28   
475-575 5 Ridgefield CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-11-16   
475-575 6 Ridgefield CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-04-15   
475-575 7 Ridgefield CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-11-16   
475-575 8 Ridgefield CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-04-15   
475-575 9 Ridgefield CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2021-03-12   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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