Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 720 [Rate centres in NPA 720] [Dial plan for NPA 720]

NXX: 647

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-647 A Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-647 0 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2019-07-18   
720-647 1 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2019-07-18   
720-647 2 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2019-07-18   
720-647 3 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2019-07-18   
720-647 4 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2019-07-18   
720-647 5 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-07-19   
720-647 6 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-07-19   
720-647 7 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-07-19   
720-647 8 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-07-19   
720-647 9 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-07-19   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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