Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 970 [Rate centres in NPA 970] [Dial plan for NPA 970]

NXX: 444

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-444 A Bayfield CO DURNCOBSDS0  330B FASTTRACK COMMUNICATIONS, INC. - CO 656      
970-444 0 Bayfield CO   330B FASTTRACK COMMUNICATIONS, INC. - CO 656   2006-06-05   
970-444 1 Bayfield CO   026D ONVOY, LLC - CO 656   2013-04-14   
970-444 2 Bayfield CO   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-11-15   
970-444 3 Bayfield CO   145J TERRA NOVA TELECOM INC. 656   2022-07-04   
970-444 4 Bayfield CO   026D ONVOY, LLC - CO 656   2013-04-04   
970-444 5 Bayfield CO   078F BANDWIDTH.COM CLEC, LLC - CO 656   2009-02-08   
970-444 6 Bayfield CO   145J TERRA NOVA TELECOM INC. 656   2024-09-09   
970-444 7 Bayfield CO   026D ONVOY, LLC - CO 656   2006-11-04   
970-444 8 Bayfield CO   026D ONVOY, LLC - CO 656   2012-02-22   
970-444 9 Bayfield CO   026D ONVOY, LLC - CO 656   2012-12-16   

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

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