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: 890

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-890 A Oak Creek CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
970-890 0 Oak Creek CO   073H TELNYX LLC 656   2018-05-02   
970-890 1 Oak Creek CO   278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2016-04-22   
970-890 2 Oak Creek CO   624H ONVOY SPECTRUM, LLC 656   2025-01-03   
970-890 3 Oak Creek CO   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2023-01-06   
970-890 6 Oak Creek CO   508J CENTURYLINK COMMUNICATIONS, LLC 656   2016-05-28   
970-890 7 Oak Creek CO   026D ONVOY, LLC - CO 656   2016-04-23   
970-890 8 Oak Creek CO   026D ONVOY, LLC - CO 656   2016-04-23   
970-890 9 Oak Creek CO   515J IP HORIZON LLC 656   2024-07-12   

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

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