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: 478

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-478 A Norwood CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-478 0 Norwood CO   026D ONVOY, LLC - CO 656   2012-12-13   
970-478 1 Norwood CO   026D ONVOY, LLC - CO 656   2012-12-13   
970-478 2 Norwood CO   026D ONVOY, LLC - CO 656   2012-12-13   
970-478 3 Norwood CO   026D ONVOY, LLC - CO 656   2018-12-30   
970-478 4 Norwood CO   330B FASTTRACK COMMUNICATIONS, INC. - CO 656   2011-12-05   
970-478 5 Norwood CO   508J CENTURYLINK COMMUNICATIONS, LLC 656   2014-11-06   
970-478 6 Norwood CO   026D ONVOY, LLC - CO 656   2011-04-04   
970-478 7 Norwood CO   026D ONVOY, LLC - CO 656   2007-08-30   
970-478 8 Norwood CO   026D ONVOY, LLC - CO 656   2011-03-04   
970-478 9 Norwood CO   026D ONVOY, LLC - CO 656   2018-12-30   

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

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