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: 770

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-770 A Deckers CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-770 0 Deckers CO   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-11-24   
720-770 1 Deckers CO   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-11-24   
720-770 2 Deckers CO   026D ONVOY, LLC - CO 656   2016-03-03   
720-770 3 Deckers CO   026D ONVOY, LLC - CO 656   2016-08-24   
720-770 4 Deckers CO   026D ONVOY, LLC - CO 656   2016-03-03   
720-770 5 Deckers CO   026D ONVOY, LLC - CO 656   2014-12-10   
720-770 6 Deckers CO   7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2014-11-25   
720-770 7 Deckers CO   026D ONVOY, LLC - CO 656   2014-11-25   
720-770 8 Deckers CO   278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2015-11-14   
720-770 9 Deckers CO   026D ONVOY, LLC - CO 656   2014-12-10   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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