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: 336

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-336 A Darien CT HRFRCT03XOX  965H FRACTEL, LLC 920      
475-336 0 Darien CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2022-02-20   
475-336 1 Darien CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2022-02-20   
475-336 2 Darien CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-08-08   
475-336 3 Darien CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-11-22   
475-336 4 Darien CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-03-04   
475-336 5 Darien CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-03-04   
475-336 6 Darien CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-11-22   
475-336 7 Darien CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-08-08   
475-336 8 Darien CT HRFRCT03XOX  965H FRACTEL, LLC 920   2020-09-17   
475-336 9 Darien CT   515J IP HORIZON LLC 920   2022-08-04   

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

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