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: 978

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-978 A Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-978 0 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-978 1 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-978 2 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2008-08-27   
970-978 3 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2008-08-27   
970-978 4 Greeley CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2010-08-16   
970-978 5 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2004-10-14   
970-978 6 Greeley CO   5562 METROPCS, INC. 656      
970-978 7 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2004-06-25   
970-978 8 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2004-05-17   
970-978 9 Greeley CO   5562 METROPCS, INC. 656      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.