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: 823

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-823 A Denver CO DNVRCOMA38Z  553J WHITESKY COMMUNICATIONS, LLC 656      
720-823 0 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-08-25   
720-823 1 Denver CO DNVRCOMA38Z  553J WHITESKY COMMUNICATIONS, LLC 656   2021-03-11   
720-823 2 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-03-12   
720-823 3 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-03-12   
720-823 4 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-03-12   
720-823 5 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-03-12   
720-823 6 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-03-12   
720-823 7 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-03-12   
720-823 8 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-03-12   
720-823 9 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-03-12   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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