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: 671

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-671 A Collbran CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-671 0 Collbran CO   078F BANDWIDTH.COM CLEC, LLC - CO 656   2023-09-24   
970-671 1 Collbran CO   026D ONVOY, LLC - CO 656   2020-10-30   
970-671 3 Collbran CO   145J TERRA NOVA TELECOM INC. 656   2025-05-24   
970-671 4 Collbran CO   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2021-11-15   
970-671 5 Collbran CO   026D ONVOY, LLC - CO 656   2022-01-07   
970-671 6 Collbran CO   026D ONVOY, LLC - CO 656   2020-04-24   
970-671 7 Collbran CO   026D ONVOY, LLC - CO 656   2020-04-24   
970-671 8 Collbran CO   026D ONVOY, LLC - CO 656   2019-12-02   
970-671 9 Collbran CO   7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2021-07-24   

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

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