Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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South Big Springs, CO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
970-782 A GDISNENWJMD  026D ONVOY, LLC - CO 646      
970-782 1   624H ONVOY SPECTRUM, LLC 646   2025-01-03   
970-782 2   026D ONVOY, LLC - CO 646   2021-03-12   
970-782 7   026D ONVOY, LLC - CO 646   2020-01-28   
970-885 A BGSPNENWRS1  9631 QWEST CORPORATION 646      
970-885 0   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 646      
970-885 1   9631 QWEST CORPORATION 646      
970-885 2   9631 QWEST CORPORATION 646      
970-885 3   9631 QWEST CORPORATION 646      
970-885 4   9631 QWEST CORPORATION 646      
970-885 5   9631 QWEST CORPORATION 646      
970-885 6   9631 QWEST CORPORATION 646      
970-885 7   508J CENTURYLINK COMMUNICATIONS, LLC 646   2016-09-17   
970-885 8   9631 QWEST CORPORATION 646      
970-885 9   9631 QWEST CORPORATION 646      
970-990 A GDISNENWXCX  622J SKYE TELECOM LLC DBA SKYETEL 646      
970-990 0   622J SKYE TELECOM LLC DBA SKYETEL 646   2021-12-02   

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

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