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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-567 5 Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-567 6 Fort Collins CO DNVRCOII0MD  5562 METROPCS, INC. 656      
970-567 7 Fort Collins CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-567 8 Fort Collins CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2013-12-25   
970-567 9 Fort Collins CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-04-27   
970-568 A Fort Collins CO WGTNCOMARS1  9636 QWEST CORPORATION 656      
970-568 0 Fort Collins CO WGTNCOMARS1  9636 QWEST CORPORATION 656      
970-568 1 Fort Collins CO WGTNCOMARS1  9636 QWEST CORPORATION 656      
970-568 2 Fort Collins CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-09-22   
970-568 3 Fort Collins CO WGTNCOMARS1  9636 QWEST CORPORATION 656      
970-568 4 Fort Collins CO WGTNCOMARS1  9636 QWEST CORPORATION 656      
970-568 5 Fort Collins CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2008-04-04   
970-568 6 Fort Collins CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-10-13   
970-568 7 Fort Collins CO WGTNCOMARS1  9636 QWEST CORPORATION 656      
970-568 8 Fort Collins CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2009-07-30   
970-568 9 Fort Collins CO WGTNCOMARS1  9636 QWEST CORPORATION 656      
970-569 A Edwards CO EDWRCOXCDS1  2185 CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK 656      
970-570 A Cortez CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-570 0 Cortez CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-570 1 Cortez CO   145J TERRA NOVA TELECOM INC. 656   2023-08-06   
970-570 2 Cortez CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2023-08-09   
970-570 3 Cortez CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2007-05-25   
970-570 4 Cortez CO HLRNCOFP1MD  508J CENTURYLINK COMMUNICATIONS, LLC 656   2015-05-26   
970-570 5 Cortez CO GDJTCOMAKMD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-08-31   
970-570 6 Cortez CO GDJTCOMAKMD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-08-31   
970-570 7 Cortez CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-570 8 Cortez CO GDJTCOMAKMD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-03-08   
970-570 9 Cortez CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-571 A Sterling CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-571 0 Sterling CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-571 1 Sterling CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-571 2 Sterling CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-571 3 Sterling CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-571 4 Sterling CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2010-02-08   
970-571 5 Sterling CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-02-07   
970-571 6 Sterling CO DNVRCO26XLX  939H COMMIO, LLC 656   2024-04-06   
970-571 7 Sterling CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2012-07-06   
970-571 9 Sterling CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-03-11   
970-572 A Rangely CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-572 0 Rangely CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-13   
970-572 1 Rangely CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-13   
970-572 2 Rangely CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-13   
970-572 3 Rangely CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-13   
970-572 4 Rangely CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-13   
970-572 5 Rangely CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2017-01-06   
970-572 6 Rangely CO HLRNCOFP1MD  508J CENTURYLINK COMMUNICATIONS, LLC 656   2014-11-05   
970-572 7 Rangely CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2007-08-31   
970-572 8 Rangely CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2011-04-04   
970-572 9 Rangely CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2018-12-31   
970-573 A Greeley CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-573 0 Greeley CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-02-25   
970-573 1 Greeley CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-05-05   
970-573 2 Greeley CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2012-07-15   
970-573 3 Greeley CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656   2011-04-01   
970-573 4 Greeley CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2011-05-04   
970-573 5 Greeley CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2011-10-01   
970-573 6 Greeley CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-06-18   
970-573 7 Greeley CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-06-18   
970-573 8 Greeley CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2011-07-20   
970-573 9 Greeley CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2012-09-29   
970-574 A Rangely CO STSPCO052MD  013B UNION TELEPHONE COMPANY 656      
970-575 A Fraser CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
970-575 0 Fraser CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2017-08-30   
970-575 1 Fraser CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
970-575 2 Fraser CO DNVRCOII3MD  5562 METROPCS, INC. 656   2021-05-09   
970-575 3 Fraser CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2021-05-31   
970-575 4 Fraser CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2021-03-04   
970-575 5 Fraser CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2009-12-17   
970-575 6 Fraser CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2020-10-25   
970-575 7 Fraser CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2018-12-25   
970-575 8 Fraser CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2018-06-18   
970-576 A Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-576 0 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-576 1 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-576 2 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-576 3 Greeley CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656   2007-06-03   
970-576 4 Greeley CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2009-08-07   
970-576 5 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-576 6 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-576 7 Greeley CO   145J TERRA NOVA TELECOM INC. 656   2023-06-23   
970-576 8 Greeley CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-576 9 Greeley CO DNVRCOII0MD  5562 METROPCS, INC. 656      
970-577 A Estes Park CO ESPKCOMADS1  9636 QWEST CORPORATION 656      
970-577 0 Estes Park CO ESPKCOMADS1  9636 QWEST CORPORATION 656      
970-577 1 Estes Park CO ESPKCOMADS1  9636 QWEST CORPORATION 656      
970-577 2 Estes Park CO ESPKCOMADS1  9636 QWEST CORPORATION 656      
970-577 3 Estes Park CO ESPKCOMADS1  9636 QWEST CORPORATION 656      
970-577 4 Estes Park CO ESPKCOMADS1  9636 QWEST CORPORATION 656      
970-577 5 Estes Park CO ESPKCOMADS1  9636 QWEST CORPORATION 656      
970-577 6 Estes Park CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2004-11-11   
970-577 7 Estes Park CO ESPKCOMADS1  9636 QWEST CORPORATION 656      
970-577 8 Estes Park CO ESPKCOMADS1  9636 QWEST CORPORATION 656      
970-577 9 Estes Park CO ESPKCOMADS1  9636 QWEST CORPORATION 656      
970-578 A Johnstown-Milliken CO DNVTCOUZ0MD  829J PAETEC ITEL, LLC 656      
970-578 0 Johnstown-Milliken CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-01-10   
970-578 1 Johnstown-Milliken CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2013-04-13   
970-578 2 Johnstown-Milliken CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656   2012-07-27   
970-578 3 Johnstown-Milliken CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-13   
970-578 4 Johnstown-Milliken CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-13   
970-578 5 Johnstown-Milliken CO DNVTCOUZ0MD  829J PAETEC ITEL, LLC 656   2010-05-27   

<< 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 >>

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.