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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-323 2 Olathe CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2006-11-05   
970-323 3 Olathe CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2004-11-11   
970-323 4 Olathe CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-05-19   
970-323 5 Olathe CO OLTHCOMARS1  9636 QWEST CORPORATION 656      
970-323 6 Olathe CO OLTHCOMARS1  9636 QWEST CORPORATION 656      
970-323 7 Olathe CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-27   
970-323 8 Olathe CO OLTHCOMARS1  9636 QWEST CORPORATION 656      
970-323 9 Olathe CO OLTHCOMARS1  9636 QWEST CORPORATION 656      
970-324 A Greeley CO AURRCOBUDS0  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
970-324 0 Greeley CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2004-11-18   
970-324 1 Greeley CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-01-19   
970-324 2 Greeley CO AURRCOBUDS0  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
970-324 3 Greeley CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-03-10   
970-324 4 Greeley CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-01-28   
970-324 5 Greeley CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-04-28   
970-324 6 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2005-08-20   
970-324 7 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2005-11-25   
970-324 8 Greeley CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656   2011-02-06   
970-324 9 Greeley CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-02-07   
970-325 A Ouray CO OURYCOMARS1  9636 QWEST CORPORATION 656      
970-325 0 Ouray CO OURYCOMARS1  9636 QWEST CORPORATION 656      
970-325 1 Ouray CO OURYCOMARS1  9636 QWEST CORPORATION 656      
970-325 2 Ouray CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2004-11-11   
970-325 3 Ouray CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2008-11-20   
970-325 4 Ouray CO OURYCOMARS1  9636 QWEST CORPORATION 656      
970-325 5 Ouray CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-07-28   
970-325 6 Ouray CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-08-01   
970-325 7 Ouray CO OURYCOMARS1  9636 QWEST CORPORATION 656      
970-325 8 Ouray CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2007-04-09   
970-325 9 Ouray CO OURYCOMARS1  9636 QWEST CORPORATION 656      
970-326 A Craig CO STSPCO052MD  013B UNION TELEPHONE COMPANY 656      
970-327 A Norwood CO NRWDCOXCDS0  2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK 656      
970-328 A Eagle CO EAGLCOXCRS0  2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK 656      
970-329 A Craig CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-329 0 Craig CO DNVRCOMA40Z  506J TWILIO INTERNATIONAL, INC. 656   2020-12-18   
970-329 1 Craig CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2008-11-20   
970-329 2 Craig CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-01-10   
970-329 3 Craig CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2010-11-01   
970-329 4 Craig CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-329 5 Craig CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-12   
970-329 6 Craig CO DNVRCO26XUX  516J TON80 COMMUNICATIONS, LLC 656   2021-11-13   
970-329 7 Craig CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-12   
970-329 8 Craig CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-12   
970-329 9 Craig CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-12   
970-330 A Greeley CO GRELCOJCDS0  9636 QWEST CORPORATION 656      
970-331 A Vail CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-331 0 Vail CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-08-09   
970-331 1 Vail CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-331 2 Vail CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-04-28   
970-331 3 Vail CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 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 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.