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Denver, CO

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
720-826 3   318J COMCAST IP PHONE, LLC 656   2019-09-13   
720-826 4   078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-10-24   
720-826 5   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2019-09-27   
720-826 6   078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-10-24   
720-826 7   508J CENTURYLINK COMMUNICATIONS, LLC 656   2019-09-14   
720-826 8   078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-10-24   
720-826 9   078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-10-24   
720-827 A DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-827 0   5562 METROPCS, INC. 656   2018-05-06   
720-827 1   6529 T-MOBILE USA, INC. 656   2018-05-06   
720-827 2   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2018-06-04   
720-827 3   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2018-06-04   
720-827 4   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2018-06-04   
720-827 5   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2018-06-04   
720-827 6   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2018-06-04   
720-827 7   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2018-06-04   
720-827 8   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2018-06-04   
720-827 9   5562 METROPCS, INC. 656   2018-05-06   
720-828 A DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-828 0   6529 T-MOBILE USA, INC. 656   2018-12-27   
720-828 1   6529 T-MOBILE USA, INC. 656   2018-12-27   
720-828 2   078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-02-03   
720-828 3   078F BANDWIDTH.COM CLEC, LLC - CO 656   2019-02-03   
720-828 4   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2019-01-22   
720-828 5   026D ONVOY, LLC - CO 656   2018-12-30   
720-828 6   026D ONVOY, LLC - CO 656   2018-12-30   
720-828 7   026D ONVOY, LLC - CO 656   2018-12-30   
720-828 8   026D ONVOY, LLC - CO 656   2018-12-30   
720-828 9   5562 METROPCS, INC. 656   2018-12-27   
720-829 A DNVRCOII3MD  5562 METROPCS, INC. 656      
720-829 0   5562 METROPCS, INC. 656   2014-09-19   
720-829 1   5562 METROPCS, INC. 656   2014-09-19   
720-829 2   5562 METROPCS, INC. 656   2014-09-19   
720-829 3   5562 METROPCS, INC. 656   2014-09-19   
720-829 4   078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-09-22   
720-829 5   5562 METROPCS, INC. 656   2014-09-19   
720-829 6   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2014-09-22   
720-829 7   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2014-09-22   
720-829 8   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2014-09-22   
720-829 9   5562 METROPCS, INC. 656   2014-09-19   
720-830 A DNVRCOMA32Z  321J HD CARRIER LLC 656      
720-830 0   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2019-01-25   
720-830 1   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2019-01-25   
720-830 2   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2019-01-25   
720-830 3   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2019-01-25   
720-830 4   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2019-01-25   
720-830 5   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2019-01-25   
720-830 6   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2019-01-25   
720-830 7   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2019-01-25   
720-830 8   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2019-01-25   
720-830 9   321J HD CARRIER LLC 656   2019-01-24   
720-831 A FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-831 0   6529 T-MOBILE USA, INC. 656   2021-12-25   
720-831 1   6529 T-MOBILE USA, INC. 656   2021-12-25   
720-831 2   6529 T-MOBILE USA, INC. 656   2021-12-25   
720-831 3   6529 T-MOBILE USA, INC. 656   2021-12-25   
720-831 4   6529 T-MOBILE USA, INC. 656   2021-12-25   
720-831 5   7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2021-12-24   
720-831 6   7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2021-12-24   
720-831 7   6529 T-MOBILE USA, INC. 656   2021-12-25   
720-831 8   6529 T-MOBILE USA, INC. 656   2021-12-25   
720-831 9   6529 T-MOBILE USA, INC. 656   2021-12-25   
720-833 A ENWDCOMADS0  9636 QWEST CORPORATION 656      
720-833 0   9636 QWEST CORPORATION 656      
720-833 1   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-12-09   
720-833 2   9636 QWEST CORPORATION 656      
720-833 3   829J PAETEC ITEL, LLC 656   2008-02-04   
720-833 4   026D ONVOY, LLC - CO 656   2007-11-11   
720-833 5   026D ONVOY, LLC - CO 656   2007-11-11   
720-833 6   9636 QWEST CORPORATION 656      
720-833 7   026D ONVOY, LLC - CO 656   2008-04-11   
720-833 8   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-12-16   
720-833 9   9636 QWEST CORPORATION 656      
720-834 A AURRCOBUDS0  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-835 A DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-835 0   026D ONVOY, LLC - CO 656   2016-01-22   
720-835 1   026D ONVOY, LLC - CO 656   2016-03-21   
720-835 2   078F BANDWIDTH.COM CLEC, LLC - CO 656   2016-07-14   
720-835 3   321J HD CARRIER LLC 656   2016-09-01   
720-835 4   321J HD CARRIER LLC 656   2016-09-01   
720-835 5   321J HD CARRIER LLC 656   2016-09-01   
720-835 6   321J HD CARRIER LLC 656   2016-09-01   
720-835 7   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2016-07-02   
720-835 8   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2016-03-04   
720-835 9   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2015-11-09   
720-836 A DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-836 0   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2021-10-16   
720-836 1   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-836 2   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-836 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2006-12-27   
720-836 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2006-12-27   
720-836 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2006-12-27   
720-836 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2006-12-27   
720-836 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2006-12-27   
720-836 8   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-836 9   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2021-10-16   
720-837 A DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-837 0   6529 T-MOBILE USA, INC. 656      
720-837 1   078F BANDWIDTH.COM CLEC, LLC - CO 656   2008-11-20   
720-837 2   078F BANDWIDTH.COM CLEC, LLC - CO 656   2008-11-20   

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

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