Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
970-402 A Fort Collins CO 6529 T-MOBILE USA, INC. 656      
970-403 7 Durango CO 6529 T-MOBILE USA, INC. 656   2009-11-28   
970-404 A Glenwood Springs CO 6529 T-MOBILE USA, INC. 656      
970-404 0 Glenwood Springs CO 6529 T-MOBILE USA, INC. 656      
970-404 1 Glenwood Springs CO 6529 T-MOBILE USA, INC. 656      
970-404 2 Glenwood Springs CO 6529 T-MOBILE USA, INC. 656      
970-404 7 Glenwood Springs CO 6529 T-MOBILE USA, INC. 656      
970-405 A Greeley CO 6529 T-MOBILE USA, INC. 656      
970-412 A Fort Collins CO 6529 T-MOBILE USA, INC. 656      
970-413 5 Fort Collins CO 6529 T-MOBILE USA, INC. 656   2017-04-26   
970-415 5 Greeley CO 5562 METROPCS, INC. 656   2013-11-11   
970-415 6 Greeley CO 5562 METROPCS, INC. 656   2013-11-11   
970-418 0 Dillon CO 6529 T-MOBILE USA, INC. 656      
970-422 0 Durango CO 6529 T-MOBILE USA, INC. 656   2014-08-29   
970-422 6 Durango CO 6529 T-MOBILE USA, INC. 656   2014-12-12   
970-424 2 Grand Junction CO 6529 T-MOBILE USA, INC. 656   2007-06-17   
970-424 3 Grand Junction CO 6529 T-MOBILE USA, INC. 656   2007-06-17   
970-424 4 Grand Junction CO 6529 T-MOBILE USA, INC. 656   2007-06-17   
970-424 6 Grand Junction CO 6529 T-MOBILE USA, INC. 656   2007-08-10   
970-424 7 Grand Junction CO 6529 T-MOBILE USA, INC. 656   2007-08-10   
970-424 8 Grand Junction CO 6529 T-MOBILE USA, INC. 656   2007-08-11   
970-424 9 Grand Junction CO 6529 T-MOBILE USA, INC. 656   2007-08-11   
970-426 A Durango CO 6529 T-MOBILE USA, INC. 656      
970-426 1 Durango CO 6529 T-MOBILE USA, INC. 656   2007-05-24   
970-426 6 Durango CO 6529 T-MOBILE USA, INC. 656   2015-04-13   
970-426 8 Durango CO 6529 T-MOBILE USA, INC. 656      
970-430 A Fort Collins CO 6529 T-MOBILE USA, INC. 656      
970-430 0 Fort Collins CO 6529 T-MOBILE USA, INC. 656      
970-430 1 Fort Collins CO 6529 T-MOBILE USA, INC. 656      
970-430 2 Fort Collins CO 6529 T-MOBILE USA, INC. 656      
970-430 3 Fort Collins CO 6529 T-MOBILE USA, INC. 656      
970-430 7 Fort Collins CO 6529 T-MOBILE USA, INC. 656   2009-05-18   
970-430 8 Fort Collins CO 6529 T-MOBILE USA, INC. 656   2009-05-18   
970-430 9 Fort Collins CO 6529 T-MOBILE USA, INC. 656      
970-433 A Grand Junction CO 6529 T-MOBILE USA, INC. 656      
970-433 0 Grand Junction CO 6529 T-MOBILE USA, INC. 656      
970-433 2 Grand Junction CO 6529 T-MOBILE USA, INC. 656      
970-433 5 Grand Junction CO 6529 T-MOBILE USA, INC. 656   2006-07-13   
970-433 6 Grand Junction CO 6529 T-MOBILE USA, INC. 656   2006-07-13   
970-433 9 Grand Junction CO 6529 T-MOBILE USA, INC. 656      
970-443 6 Fort Collins CO 5562 METROPCS, INC. 656   2004-12-12   
970-451 2 Greeley CO 6529 T-MOBILE USA, INC. 656   2017-04-10   
970-451 3 Greeley CO 6529 T-MOBILE USA, INC. 656   2017-04-10   
970-451 4 Greeley CO 6529 T-MOBILE USA, INC. 656   2017-04-10   
970-451 6 Greeley CO 6529 T-MOBILE USA, INC. 656   2016-08-06   
970-451 7 Greeley CO 6529 T-MOBILE USA, INC. 656   2016-08-06   
970-451 9 Greeley CO 6529 T-MOBILE USA, INC. 656   2017-04-10   
970-459 0 Durango CO 6529 T-MOBILE USA, INC. 656   2013-07-04   
970-459 7 Durango CO 6529 T-MOBILE USA, INC. 656   2013-12-18   
970-470 A Vail CO 6529 T-MOBILE USA, INC. 656      

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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