Local Calling Guide

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NPA: 970 [Rate centres in NPA 970] [Dial plan for NPA 970]

NXX: 303

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-303 A Windsor CO   624H ONVOY SPECTRUM, LLC 656   2025-03-17   
970-303 0 Windsor CO   145J TERRA NOVA TELECOM INC. 656   2025-04-16   
970-303 1 Windsor CO   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2025-06-14   
970-303 2 Windsor CO   053L 656   2025-10-18   
970-303 3 Windsor CO   624H ONVOY SPECTRUM, LLC 656   2025-03-17   
970-303 4 Windsor CO   053L 656   2025-10-18   
970-303 5 Windsor CO   053L 656   2025-10-18   
970-303 6 Windsor CO   053L 656   2025-10-18   
970-303 7 Windsor CO   053L 656   2025-10-18   
970-303 8 Windsor CO   641H TDS BROADBAND SERVICE LLC 656   2025-11-03   
970-303 9 Windsor CO   078F BANDWIDTH.COM CLEC, LLC - CO 656   2025-10-10   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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