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.

Hudson, CO

<< 1 2 3

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
720-832 0 DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2023-06-02   
720-832 1 DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2023-06-02   
720-832 2 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2023-06-03   
720-832 3 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2023-07-22   
720-832 8 DNVTCOZI6MD  073H TELNYX LLC 656   2023-07-01   
720-832 9 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2023-09-29   

<< 1 2 3

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.