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: 233

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-233 A Collbran CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-233 0 Collbran CO   026D ONVOY, LLC - CO 656   2012-12-17   
970-233 1 Collbran CO   026D ONVOY, LLC - CO 656   2018-12-30   
970-233 2 Collbran CO   026D ONVOY, LLC - CO 656   2013-04-04   
970-233 3 Collbran CO   026D ONVOY, LLC - CO 656   2019-09-09   
970-233 4 Collbran CO   026D ONVOY, LLC - CO 656   2019-09-09   
970-233 5 Collbran CO   508J CENTURYLINK COMMUNICATIONS, LLC 656   2014-11-05   
970-233 6 Collbran CO   026D ONVOY, LLC - CO 656   2012-03-15   
970-233 7 Collbran CO   026D ONVOY, LLC - CO 656   2007-08-30   
970-233 8 Collbran CO   026D ONVOY, LLC - CO 656   2010-11-28   
970-233 9 Collbran CO   026D ONVOY, LLC - CO 656   2018-12-30   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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