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: 407

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-407 A Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-407 0 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-407 1 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-407 2 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2006-10-12   
720-407 3 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2006-10-12   
720-407 4 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2006-10-12   
720-407 5 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2006-10-12   
720-407 6 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2006-10-12   
720-407 7 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2006-10-12   
720-407 8 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2006-10-12   
720-407 9 Denver CO PRKRCOMADS0  9636 QWEST CORPORATION 656   2008-11-24   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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