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: 970 [Rate centres in NPA 970] [Dial plan for NPA 970]

NXX: 972

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-972 A Eaton CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-972 0 Eaton CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2016-05-16   
970-972 1 Eaton CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2016-05-16   
970-972 2 Eaton CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2019-09-09   
970-972 5 Eaton CO   710A ALLO COMMUNICATIONS, LLC - NE 656   2023-03-11   
970-972 6 Eaton CO DNVRCO26XUX  516J TON80 COMMUNICATIONS, LLC 656   2021-10-30   
970-972 7 Eaton CO DNVRCOMA40Z  506J TWILIO INTERNATIONAL, INC. 656   2020-12-18   
970-972 8 Eaton CO   515J IP HORIZON LLC 656   2022-09-11   
970-972 9 Eaton CO DNVRCO26XIX  073H TELNYX LLC 656   2018-05-02   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.