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Denver, CO

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
720-726 A DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-726 0   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-12-16   
720-726 1   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2013-12-16   
720-726 2   318J COMCAST IP PHONE, LLC 656   2013-12-13   
720-726 3   318J COMCAST IP PHONE, LLC 656   2013-12-13   
720-726 4   318J COMCAST IP PHONE, LLC 656   2013-12-13   
720-726 5   318J COMCAST IP PHONE, LLC 656   2013-12-13   
720-726 6   318J COMCAST IP PHONE, LLC 656   2013-12-13   
720-726 7   318J COMCAST IP PHONE, LLC 656   2013-12-13   
720-726 8   829J PAETEC ITEL, LLC 656   2014-01-11   
720-726 9   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-02-08   
720-728 A AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656      
720-728 0   026D ONVOY, LLC - CO 656   2016-02-26   
720-728 1   026D ONVOY, LLC - CO 656   2016-02-26   
720-728 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2016-02-29   
720-728 3   4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656   2016-02-06   
720-728 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2016-09-20   
720-728 5   318J COMCAST IP PHONE, LLC 656   2016-03-10   
720-728 6   508J CENTURYLINK COMMUNICATIONS, LLC 656   2016-03-08   
720-728 7   508J CENTURYLINK COMMUNICATIONS, LLC 656   2016-03-08   
720-728 8   318J COMCAST IP PHONE, LLC 656   2016-03-10   
720-728 9   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2016-04-21   
720-730 A DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-730 0   5562 METROPCS, INC. 656   2018-10-21   
720-730 1   5562 METROPCS, INC. 656   2018-10-21   
720-730 2   026D ONVOY, LLC - CO 656   2018-10-20   
720-730 3   026D ONVOY, LLC - CO 656   2018-10-20   
720-730 4   026D ONVOY, LLC - CO 656   2018-10-20   
720-730 5   026D ONVOY, LLC - CO 656   2018-10-20   
720-730 6   026D ONVOY, LLC - CO 656   2018-10-20   
720-730 7   026D ONVOY, LLC - CO 656   2018-10-20   
720-730 8   026D ONVOY, LLC - CO 656   2018-10-20   
720-730 9   026D ONVOY, LLC - CO 656   2018-10-20   
720-732 A DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-732 0   5562 METROPCS, INC. 656      
720-732 1   5562 METROPCS, INC. 656      
720-732 2   5562 METROPCS, INC. 656      
720-732 3   5562 METROPCS, INC. 656      
720-732 4   5562 METROPCS, INC. 656      
720-732 5   5562 METROPCS, INC. 656      
720-732 6   5562 METROPCS, INC. 656      
720-732 7   6529 T-MOBILE USA, INC. 656      
720-732 8   6529 T-MOBILE USA, INC. 656      
720-732 9   5562 METROPCS, INC. 656      
720-733 A CSRKCONMDS0  9636 QWEST CORPORATION 656      
720-734 A CSRKCOFEGT2  5736 COMMNET WIRELESS, LLC 656      
720-734 0   5736 COMMNET WIRELESS, LLC 656   2020-07-02   
720-734 1   278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2020-07-03   
720-734 2   026D ONVOY, LLC - CO 656   2020-07-03   
720-734 3   026D ONVOY, LLC - CO 656   2020-07-03   
720-734 4   026D ONVOY, LLC - CO 656   2020-07-03   
720-734 5   026D ONVOY, LLC - CO 656   2020-07-03   
720-734 6   026D ONVOY, LLC - CO 656   2020-07-03   
720-734 7   026D ONVOY, LLC - CO 656   2020-07-03   
720-734 8   026D ONVOY, LLC - CO 656   2020-07-03   
720-734 9   026D ONVOY, LLC - CO 656   2020-07-03   
720-736 A DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-736 0   6529 T-MOBILE USA, INC. 656   2021-05-02   
720-736 1   6529 T-MOBILE USA, INC. 656   2021-05-02   
720-736 2   6529 T-MOBILE USA, INC. 656   2021-05-02   
720-736 3   6529 T-MOBILE USA, INC. 656   2021-05-02   
720-736 4   6529 T-MOBILE USA, INC. 656   2021-05-02   
720-736 5   6529 T-MOBILE USA, INC. 656   2021-05-02   
720-736 6   6529 T-MOBILE USA, INC. 656   2021-05-02   
720-736 7   026D ONVOY, LLC - CO 656   2021-03-25   
720-736 8   026D ONVOY, LLC - CO 656   2021-03-25   
720-736 9   6529 T-MOBILE USA, INC. 656   2021-05-02   
720-737 A AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-737 0   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-27   
720-737 1   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-27   
720-737 2   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-27   
720-737 3   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-27   
720-737 4   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-27   
720-737 5   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-27   
720-737 6   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-27   
720-737 7   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-27   
720-737 8   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-27   
720-737 9   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-27   
720-738 A DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-738 0   078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-06-08   
720-738 1   078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-06-08   
720-738 2   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2019-06-20   
720-738 3   078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-07-07   
720-738 4   026D ONVOY, LLC - CO 656   2019-05-29   
720-738 5   026D ONVOY, LLC - CO 656   2019-05-29   
720-738 6   026D ONVOY, LLC - CO 656   2019-05-29   
720-738 7   026D ONVOY, LLC - CO 656   2019-05-29   
720-738 8   026D ONVOY, LLC - CO 656   2019-05-29   
720-738 9   078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-06-08   
720-739 A DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-739 0   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-06-23   
720-739 1   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-06-23   
720-739 2   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-06-23   
720-739 3   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-06-23   
720-739 4   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-06-23   
720-739 5   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-06-23   
720-739 6   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-06-23   
720-739 7   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-06-23   
720-739 8   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-06-23   
720-739 9   026D ONVOY, LLC - CO 656   2014-06-24   

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Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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