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: 600

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-600 A Seymour CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920      
475-600 0 Seymour CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2019-09-13   
475-600 1 Seymour CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2021-03-12   
475-600 2 Seymour CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2021-12-13   
475-600 3 Seymour CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2021-12-13   
475-600 5 Seymour CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-04-15   
475-600 6 Seymour CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2019-09-13   
475-600 7 Seymour CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-04-15   
475-600 8 Seymour CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-07-05   
475-600 9 Seymour CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-07-05   

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

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