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: 719 [Rate centres in NPA 719] [Dial plan for NPA 719]

NXX: 997

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
719-997 A San Luis CO CLSPCO11XVX  516J TON80 COMMUNICATIONS, LLC 658      
719-997 0 San Luis CO CLSPCOMAXWX  026D ONVOY, LLC - CO 658   2023-07-22   
719-997 1 San Luis CO CLSPCOMAXKY  078F BANDWIDTH.COM CLEC, LLC - CO 658   2023-10-08   
719-997 6 San Luis CO CLSPCOMAXWX  026D ONVOY, LLC - CO 658   2023-03-17   
719-997 7 San Luis CO CLSPCO11XVX  516J TON80 COMMUNICATIONS, LLC 658   2022-04-21   
719-997 8 San Luis CO CLSPCOMAXMX  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 658   2023-03-05   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.