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: 232

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-232 A Fort Collins CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
970-232 0 Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2009-10-23   
970-232 1 Fort Collins CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2004-06-12   
970-232 2 Fort Collins CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2005-01-14   
970-232 3 Fort Collins CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2005-01-22   
970-232 4 Fort Collins CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-07-11   
970-232 5 Fort Collins CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-10-07   
970-232 6 Fort Collins CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-10-16   
970-232 7 Fort Collins CO   145J TERRA NOVA TELECOM INC. 656   2021-04-28   
970-232 8 Fort Collins CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-10-16   
970-232 9 Fort Collins CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2006-02-02   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.