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]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-258 4 Montrose CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2024-10-03   
970-258 5 Montrose CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2024-03-14   
970-258 6 Montrose CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2024-03-14   
970-258 7 Montrose CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2024-10-16   
970-258 8 Montrose CO   6529 T-MOBILE USA, INC. 656   2025-07-28   
970-258 9 Montrose CO   145J TERRA NOVA TELECOM INC. 656   2023-02-16   
970-259 A Durango CO DURNCOMADS0  9636 QWEST CORPORATION 656      
970-260 A Grand Junction CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-261 A Grand Junction CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-262 A Dillon CO DLLNCOMADS0  9636 QWEST CORPORATION 656      
970-263 A Grand Junction CO GDJTCOMADS0  9636 QWEST CORPORATION 656      
970-264 A Pagosa Springs CO PGSPCOXCDS0  2208 CENTURYTEL OF COLORADO, INC. DBA CENTURYLINK 656      
970-265 A Fleming CO FLNGCOXCRS0  2190 HAXTUN TEL. CO. 656      
970-266 A Fort Collins CO FTCLCOHMDS0  9636 QWEST CORPORATION 656      
970-267 A Fort Collins CO FTCLCOHMDS0  9636 QWEST CORPORATION 656      
970-268 A Mesa CO MESACOXCDS0  2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK 656      
970-269 A Maybell CO STSPCO052MD  013B UNION TELEPHONE COMPANY 656      
970-270 A Grand Junction CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-271 A Grand Junction CO GDJTCOMADS0  9636 QWEST CORPORATION 656      
970-271 0 Grand Junction CO   9636 QWEST CORPORATION 656   2016-01-10   
970-271 1 Grand Junction CO   9636 QWEST CORPORATION 656   2016-01-10   
970-271 2 Grand Junction CO   9636 QWEST CORPORATION 656   2016-01-10   
970-271 3 Grand Junction CO   9636 QWEST CORPORATION 656   2016-01-10   
970-271 4 Grand Junction CO   9636 QWEST CORPORATION 656   2016-01-10   
970-271 5 Grand Junction CO   9636 QWEST CORPORATION 656   2016-01-10   
970-271 6 Grand Junction CO   9636 QWEST CORPORATION 656   2016-01-10   
970-271 7 Grand Junction CO   9636 QWEST CORPORATION 656   2016-01-10   
970-271 8 Grand Junction CO   9636 QWEST CORPORATION 656   2016-01-10   
970-271 9 Grand Junction CO   9636 QWEST CORPORATION 656   2016-01-10   
970-272 A Maybell CO MYBLCOXCDS0  2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK 656      
970-272 0 Maybell CO MYBLCOXCDS0  2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK 656      
970-272 1 Maybell CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2023-08-17   
970-272 2 Maybell CO   145J TERRA NOVA TELECOM INC. 656   2025-05-15   
970-272 3 Maybell CO MYBLCOXCDS0  2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK 656      
970-272 6 Maybell CO DNVRCO26XUX  516J TON80 COMMUNICATIONS, LLC 656   2021-09-09   
970-272 9 Maybell CO MYBLCOXCDS0  2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK 656      
970-273 A Basalt CO GYPSCO03DS0  4164 SAN ISABEL TELECOM, INC. - CO 656      
970-274 A Glenwood Springs CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-274 0 Glenwood Springs CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-274 1 Glenwood Springs CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-274 2 Glenwood Springs CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-274 3 Glenwood Springs CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-274 4 Glenwood Springs CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-274 5 Glenwood Springs CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2018-11-28   
970-274 6 Glenwood Springs CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-01-19   
970-274 7 Glenwood Springs CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2018-10-11   
970-274 8 Glenwood Springs CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-07-23   
970-274 9 Glenwood Springs CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-03-05   
970-275 A Montrose CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-275 0 Montrose CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.