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: 824

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-824 A Hudson CO DNVRCO26DMD  197D VONAGE AMERICA LLC 656      
720-824 0 Hudson CO   515J IP HORIZON LLC 656   2022-04-23   
720-824 1 Hudson CO   026D ONVOY, LLC - CO 656   2022-06-16   
720-824 2 Hudson CO   197D VONAGE AMERICA LLC 656   2021-12-04   
720-824 3 Hudson CO   026D ONVOY, LLC - CO 656   2021-12-16   
720-824 4 Hudson CO   026D ONVOY, LLC - CO 656   2021-12-16   
720-824 5 Hudson CO   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2022-04-14   
720-824 6 Hudson CO   026D ONVOY, LLC - CO 656   2022-07-28   
720-824 7 Hudson CO   145J TERRA NOVA TELECOM INC. 656   2024-02-14   
720-824 8 Hudson CO   278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2022-02-27   
720-824 9 Hudson CO   278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2021-12-05   

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

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