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.

Switch: DNVRCOMA39Z

<< 1 2 3 4 5 6 7 8 9 10 11

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
970-836 1 Greeley CO 318J COMCAST IP PHONE, LLC 656   2023-09-10   
970-855 A Edwards CO 318J COMCAST IP PHONE, LLC 656      
970-855 0 Edwards CO 318J COMCAST IP PHONE, LLC 656   2012-01-12   
970-855 2 Edwards CO 318J COMCAST IP PHONE, LLC 656   2017-06-20   
970-875 3 Steamboat Springs CO 318J COMCAST IP PHONE, LLC 656   2015-03-30   
970-876 4 Silt CO 318J COMCAST IP PHONE, LLC 656   2009-04-29   
970-888 3 Greeley CO 318J COMCAST IP PHONE, LLC 656   2013-10-29   
970-893 2 Fort Collins CO 318J COMCAST IP PHONE, LLC 656   2017-01-16   
970-893 4 Fort Collins CO 318J COMCAST IP PHONE, LLC 656   2017-01-09   
970-909 A Greeley CO 318J COMCAST IP PHONE, LLC 656      
970-909 2 Greeley CO 318J COMCAST IP PHONE, LLC 656   2019-07-06   
970-930 6 Glenwood Springs CO 318J COMCAST IP PHONE, LLC 656   2014-09-19   
970-939 5 Greeley CO 318J COMCAST IP PHONE, LLC 656   2018-06-26   
970-966 7 Loveland CO 318J COMCAST IP PHONE, LLC 656   2018-08-20   
970-966 8 Loveland CO 318J COMCAST IP PHONE, LLC 656   2019-09-28   
970-973 1 Glenwood Springs CO 318J COMCAST IP PHONE, LLC 656   2021-10-07   
970-978 4 Greeley CO 318J COMCAST IP PHONE, LLC 656   2010-08-16   
970-979 2 Edwards CO 318J COMCAST IP PHONE, LLC 656   2022-06-21   
970-984 7 New Castle CO 318J COMCAST IP PHONE, LLC 656   2009-11-30   
970-999 5 Fort Collins CO 318J COMCAST IP PHONE, LLC 656   2013-10-15   
983-999 4 Denver CO 318J COMCAST IP PHONE, LLC 656   2023-10-21   
983-999 5 Denver CO 318J COMCAST IP PHONE, LLC 656   2023-10-21   
983-999 6 Denver CO 318J COMCAST IP PHONE, LLC 656   2023-10-21   

<< 1 2 3 4 5 6 7 8 9 10 11

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.