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: 334

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-334 A Stamford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920      
475-334 0 Stamford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-09-22   
475-334 1 Stamford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-09-22   
475-334 2 Stamford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-09-11   
475-334 3 Stamford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-09-22   
475-334 4 Stamford CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2024-01-26   
475-334 5 Stamford CT HRFRCT03SMD  939H COMMIO, LLC 920   2023-12-23   
475-334 6 Stamford CT HRFRCT03SMD  939H COMMIO, LLC 920   2023-12-23   
475-334 7 Stamford CT HRFRCT03SMD  939H COMMIO, LLC 920   2023-12-23   
475-334 8 Stamford CT HRFRCT03SMD  939H COMMIO, LLC 920   2023-12-23   
475-334 9 Stamford CT HRFRCT03SMD  939H COMMIO, LLC 920   2023-12-23   

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

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