Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 720 [Rate centres in NPA 720] [Dial plan for NPA 720]

NXX: 796

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-796 A Georgetown CO DNVRCOMA36Z  478J NUSO, LLC 656      
720-796 0 Georgetown CO   5562 METROPCS, INC. 656   2021-11-06   
720-796 1 Georgetown CO   478J NUSO, LLC 656   2021-02-08   
720-796 2 Georgetown CO   145J TERRA NOVA TELECOM INC. 656   2024-02-14   
720-796 3 Georgetown CO   624H ONVOY SPECTRUM, LLC 656   2021-11-07   
720-796 4 Georgetown CO   278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2021-09-30   
720-796 5 Georgetown CO   026D ONVOY, LLC - CO 656   2021-02-09   
720-796 6 Georgetown CO   026D ONVOY, LLC - CO 656   2021-02-09   
720-796 7 Georgetown CO   026D ONVOY, LLC - CO 656   2021-02-09   
720-796 8 Georgetown CO   026D ONVOY, LLC - CO 656   2021-02-09   
720-796 9 Georgetown CO   026D ONVOY, LLC - CO 656   2021-02-09   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.