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Region: CO

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-454 5 Eaton CO EATNCOMARS1  9636 QWEST CORPORATION 656      
970-454 6 Eaton CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2004-11-11   
970-454 7 Eaton CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-01-28   
970-454 8 Eaton CO EATNCOMARS1  9636 QWEST CORPORATION 656      
970-454 9 Eaton CO EATNCOMARS1  9636 QWEST CORPORATION 656      
970-455 A Dillon CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-455 0 Dillon CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-455 1 Dillon CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-26   
970-455 3 Dillon CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2013-01-11   
970-455 4 Dillon CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-455 5 Dillon CO CPMTCOMARS3  9636 QWEST CORPORATION 656   2010-01-18   
970-455 6 Dillon CO CPMTCOMARS3  9636 QWEST CORPORATION 656   2010-01-18   
970-455 7 Dillon CO CPMTCOMARS3  9636 QWEST CORPORATION 656   2010-01-18   
970-455 8 Dillon CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-11-30   
970-455 9 Dillon CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-26   
970-456 A Glenwood Springs CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-456 0 Glenwood Springs CO DNVTCOZICMD  515J IP HORIZON LLC 656   2024-07-12   
970-456 1 Glenwood Springs CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-02-20   
970-456 2 Glenwood Springs CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-01-21   
970-456 3 Glenwood Springs CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-01-31   
970-456 4 Glenwood Springs CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-456 5 Glenwood Springs CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-05-08   
970-456 6 Glenwood Springs CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-05-29   
970-456 7 Glenwood Springs CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-06-01   
970-456 8 Glenwood Springs CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-09-07   
970-456 9 Glenwood Springs CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2009-10-30   
970-457 A Steamboat Springs CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-457 0 Steamboat Springs CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2017-04-06   
970-457 1 Steamboat Springs CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-13   
970-457 2 Steamboat Springs CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-13   
970-457 3 Steamboat Springs CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-13   
970-457 4 Steamboat Springs CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-457 5 Steamboat Springs CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-13   
970-457 6 Steamboat Springs CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-13   
970-457 7 Steamboat Springs CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-08-11   
970-457 8 Steamboat Springs CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-27   
970-457 9 Steamboat Springs CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-27   
970-458 A Sterling CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-458 0 Sterling CO   145J TERRA NOVA TELECOM INC. 656   2021-09-28   
970-458 1 Sterling CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2015-05-25   
970-458 2 Sterling CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2025-01-03   
970-458 3 Sterling CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2011-11-01   
970-458 4 Sterling CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-458 5 Sterling CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2008-11-20   
970-458 6 Sterling CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2012-12-13   
970-458 7 Sterling CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2013-04-12   
970-458 8 Sterling CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-27   
970-458 9 Sterling CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-27   
970-459 A Durango CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-459 0 Durango CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2013-07-04   
970-459 1 Durango CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-459 2 Durango CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-12   
970-459 3 Durango CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-12   
970-459 4 Durango CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-459 5 Durango CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-12   
970-459 6 Durango CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2023-08-11   
970-459 7 Durango CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656   2013-12-18   
970-459 8 Durango CO DURNCOMA7MD  5972 INTERLINK ADV SVC DBA FORETHOUGHT.NET - CO 656   2014-04-20   
970-459 9 Durango CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-26   
970-460 A Windsor CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
970-460 0 Windsor CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2006-04-02   
970-460 1 Windsor CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-04-03   
970-460 2 Windsor CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2013-04-12   
970-460 3 Windsor CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-12-09   
970-460 4 Windsor CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-02-20   
970-460 5 Windsor CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656   2007-06-03   
970-460 6 Windsor CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2008-11-20   
970-460 7 Windsor CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2006-10-29   
970-460 8 Windsor CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-06-11   
970-460 9 Windsor CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2011-07-28   
970-461 A Loveland CO LVLDCOMADS0  9636 QWEST CORPORATION 656      
970-462 A Grand Junction CO GDJTCOMAGT0  588A ZIPPYTECH INCORPORATED 656      
970-462 0 Grand Junction CO GDJTCOMAGT0  588A ZIPPYTECH INCORPORATED 656   2008-06-27   
970-462 1 Grand Junction CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-09-07   
970-462 2 Grand Junction CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-10-07   
970-462 3 Grand Junction CO   026D ONVOY, LLC - CO 656   2008-09-11   
970-462 4 Grand Junction CO   7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2025-04-01   
970-462 5 Grand Junction CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-07   
970-462 6 Grand Junction CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-07   
970-462 7 Grand Junction CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2008-11-20   
970-462 8 Grand Junction CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-12-12   
970-462 9 Grand Junction CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-04-26   
970-463 A Julesburg CO OVIDCOMARS1  9636 QWEST CORPORATION 656      
970-463 0 Julesburg CO OVIDCOMARS1  9636 QWEST CORPORATION 656      
970-463 1 Julesburg CO OVIDCOMARS1  9636 QWEST CORPORATION 656      
970-463 2 Julesburg CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2006-02-05   
970-463 3 Julesburg CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2016-04-18   
970-463 4 Julesburg CO DNVRCO26XIX  073H TELNYX LLC 656   2018-05-02   
970-463 5 Julesburg CO OVIDCOMARS1  9636 QWEST CORPORATION 656      
970-463 6 Julesburg CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-17   
970-463 7 Julesburg CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2007-03-18   
970-463 8 Julesburg CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2016-04-18   
970-463 9 Julesburg CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2016-07-04   
970-464 A Palisade CO PLSDCOMARS1  9636 QWEST CORPORATION 656      
970-464 0 Palisade CO PLSDCOMARS1  9636 QWEST CORPORATION 656      
970-464 1 Palisade CO PLSDCOMARS1  9636 QWEST CORPORATION 656      
970-464 2 Palisade CO GDJTCOFD5MD  792K CHARTER IP ENABLED SERVICES, LLC 656   2005-02-24   
970-464 3 Palisade CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2006-11-05   
970-464 4 Palisade CO PLSDCOMARS1  9636 QWEST CORPORATION 656      
970-464 5 Palisade CO PLSDCOMARS1  9636 QWEST CORPORATION 656      

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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