Local Calling Guide

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Byram, CT

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
475-367 A NYCMNYBXDSL  639C ONVOY, LLC - CT 132   2024-05-19   
475-367 0   639C ONVOY, LLC - CT 132   2024-05-19   
475-367 1   639C ONVOY, LLC - CT 132   2024-06-22   
475-367 2   639C ONVOY, LLC - CT 132   2025-04-06   
475-367 8   639C ONVOY, LLC - CT 132   2024-07-29   
475-367 9   639C ONVOY, LLC - CT 132   2025-02-01   
475-447 A NYCMNY37TMD  624H ONVOY SPECTRUM, LLC 132      
475-447 0   639C ONVOY, LLC - CT 132   2024-01-07   
475-447 1   639C ONVOY, LLC - CT 132   2024-03-07   
475-447 2   624H ONVOY SPECTRUM, LLC 132   2022-02-05   
475-447 3   624H ONVOY SPECTRUM, LLC 132   2022-02-05   
475-447 4   639C ONVOY, LLC - CT 132   2021-06-03   
475-447 5   639C ONVOY, LLC - CT 132   2021-06-03   
475-447 6   145J TERRA NOVA TELECOM INC. 132   2026-02-05   
475-447 7   624H ONVOY SPECTRUM, LLC 132   2021-05-21   
475-447 8   639C ONVOY, LLC - CT 132   2021-05-22   
475-447 9   639C ONVOY, LLC - CT 132   2021-05-22   

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Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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