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Denver, CO

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
720-883 4   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-12-04   
720-883 5   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-12-04   
720-883 6   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-12-04   
720-883 7   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-12-04   
720-883 8   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-01-21   
720-883 9   6529 T-MOBILE USA, INC. 656   2021-09-24   
720-884 A DNVRCOWSDS0  9636 QWEST CORPORATION 656      
720-884 0   9636 QWEST CORPORATION 656      
720-884 1   9636 QWEST CORPORATION 656      
720-884 2   9636 QWEST CORPORATION 656      
720-884 3   9636 QWEST CORPORATION 656      
720-884 4   9636 QWEST CORPORATION 656      
720-884 5   9636 QWEST CORPORATION 656      
720-884 6   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-01-21   
720-884 7   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-01-28   
720-884 8   9636 QWEST CORPORATION 656      
720-884 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2009-02-23   
720-885 A DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-885 0   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-03-28   
720-885 1   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-03-28   
720-885 2   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-03-28   
720-885 3   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-05-16   
720-885 4   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-05-16   
720-885 5   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-05-16   
720-885 6   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-05-16   
720-885 7   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-05-16   
720-885 8   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-05-16   
720-885 9   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-06-19   
720-886 A DNVRCOSHDS0  9636 QWEST CORPORATION 656      
720-887 A BRFDCOMADS0  9636 QWEST CORPORATION 656      
720-888 A DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-889 A DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-890 A DNVRCOCWDS0  9636 QWEST CORPORATION 656      
720-891 A DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-891 0   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-12-04   
720-891 1   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-12-04   
720-891 2   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-12-04   
720-891 3   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-12-04   
720-891 4   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-891 5   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-12-04   
720-891 6   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-12-04   
720-891 7   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-12-04   
720-891 8   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-12-04   
720-891 9   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-12-04   
720-892 A DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-892 0   078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-05-22   
720-892 1   078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-05-22   
720-892 2   078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-05-22   
720-892 3   078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-05-22   
720-892 4   078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-05-22   
720-892 5   078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-05-22   
720-892 6   078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-05-22   
720-892 7   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2018-06-04   
720-892 8   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2018-06-04   
720-892 9   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2018-06-04   
720-895 A ENWDCOABDS0  9636 QWEST CORPORATION 656      
720-896 A DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-896 0   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2022-02-05   
720-896 1   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2022-02-05   
720-896 2   026D ONVOY, LLC - CO 656   2022-01-17   
720-896 3   026D ONVOY, LLC - CO 656   2022-01-17   
720-896 4   026D ONVOY, LLC - CO 656   2022-01-17   
720-896 5   026D ONVOY, LLC - CO 656   2022-01-17   
720-896 6   6529 T-MOBILE USA, INC. 656   2022-02-25   
720-896 7   026D ONVOY, LLC - CO 656   2022-01-17   
720-896 8   026D ONVOY, LLC - CO 656   2022-01-17   
720-896 9   6529 T-MOBILE USA, INC. 656   2022-01-14   
720-897 A   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-897 0   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-897 1   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-897 2   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-897 3   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-897 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2008-10-12   
720-897 5   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-897 6   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2007-04-18   
720-897 7   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2007-04-18   
720-897 8   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2007-04-18   
720-897 9   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-898 A ARVDCOMADS0  9636 QWEST CORPORATION 656      
720-900 A DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
720-900 0   278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2014-11-28   
720-900 1   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-12-06   
720-900 2   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-12-06   
720-900 3   318J COMCAST IP PHONE, LLC 656   2014-12-01   
720-900 4   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-12-06   
720-900 5   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-12-06   
720-900 6   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-12-01   
720-900 7   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-12-01   
720-900 8   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-12-01   
720-900 9   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-12-01   
720-901 A DNVTCOZI6MD  073H TELNYX LLC 656      
720-901 0   073H TELNYX LLC 656   2022-01-15   
720-901 1   073H TELNYX LLC 656   2022-01-15   
720-901 2   026D ONVOY, LLC - CO 656   2022-01-17   
720-901 3   026D ONVOY, LLC - CO 656   2022-01-17   
720-901 4   026D ONVOY, LLC - CO 656   2022-01-17   
720-901 5   026D ONVOY, LLC - CO 656   2022-01-17   
720-901 6   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2022-02-05   
720-901 7   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2022-02-05   
720-901 8   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2022-02-05   

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

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