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: 619

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-619 A Georgetown CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-619 0 Georgetown CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-619 1 Georgetown CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-619 2 Georgetown CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-619 3 Georgetown CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-619 4 Georgetown CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-619 5 Georgetown CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-619 6 Georgetown CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-619 7 Georgetown CO HLRNCOFP1MD  508J CENTURYLINK COMMUNICATIONS, LLC 656      
720-619 8 Georgetown CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-619 9 Georgetown CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.