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: 515

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
719-515 A La Jara CO CLSPCOMAXWX  026D ONVOY, LLC - CO 658      
719-515 4 La Jara CO CLSPCOMAXMX  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 658   2023-03-05   
719-515 5 La Jara CO CLSPCOMAX5Z  506J TWILIO INTERNATIONAL, INC. 658   2020-12-28   
719-515 7 La Jara CO CLSPCOMAXWX  026D ONVOY, LLC - CO 658   2019-10-14   
719-515 9 La Jara CO CLSPCOMAXYX  078F BANDWIDTH.COM CLEC, LLC - CO 658   2020-09-28   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.