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: 584

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-584 A Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-584 0 Greeley CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-584 1 Greeley CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-584 2 Greeley CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-584 3 Greeley CO ENWDCO47DS4  320E YMAX COMMUNICATIONS CORP. - CO 656      
970-584 4 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-584 5 Greeley CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656      
970-584 6 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-584 7 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-584 8 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-584 9 Greeley CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.