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Denver, CO

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
720-412 9   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-30   
720-413 A AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-413 0   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-11-01   
720-413 1   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-11-01   
720-413 2   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-11-10   
720-413 3   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-11-10   
720-413 4   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-11-24   
720-413 5   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-11-24   
720-413 6   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-12-08   
720-413 7   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-12-08   
720-413 8   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-11-19   
720-413 9   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-11-19   
720-415 A AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-415 0   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-415 1   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-415 2   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-415 3   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-415 4   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-415 5   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-415 6   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-415 7   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-415 8   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-415 9   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-416 A DNVRCOII3MD  5562 METROPCS, INC. 656      
720-416 0   5562 METROPCS, INC. 656   2014-08-21   
720-416 1   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 2   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 3   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 4   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 5   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 6   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 7   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 8   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 9   5562 METROPCS, INC. 656   2014-08-21   
720-417 A DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656      
720-417 0   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2014-10-21   
720-417 1   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2014-10-21   
720-417 2   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2014-10-21   
720-417 3   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2014-10-21   
720-417 4   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2014-10-21   
720-417 5   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2014-10-21   
720-417 6   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2014-10-21   
720-417 7   3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656   2014-10-18   
720-417 8   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2014-10-21   
720-417 9   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2014-10-21   
720-418 A DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-418 0   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-04-29   
720-418 1   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-04-29   
720-418 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2014-04-26   
720-418 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2014-04-26   
720-418 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2014-04-26   
720-418 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2014-04-26   
720-418 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2014-04-26   
720-418 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2014-04-26   
720-418 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2014-04-26   
720-418 9   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-04-29   
720-419 A DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-419 0   026D ONVOY, LLC - CO 656   2016-06-30   
720-419 1   026D ONVOY, LLC - CO 656   2016-06-30   
720-419 2   026D ONVOY, LLC - CO 656   2017-05-19   
720-419 3   026D ONVOY, LLC - CO 656   2017-05-19   
720-419 4   6529 T-MOBILE USA, INC. 656   2016-05-14   
720-419 5   6529 T-MOBILE USA, INC. 656   2016-05-14   
720-419 6   6529 T-MOBILE USA, INC. 656   2016-05-14   
720-419 7   6529 T-MOBILE USA, INC. 656   2016-05-14   
720-419 8   6529 T-MOBILE USA, INC. 656   2016-05-14   
720-419 9   6529 T-MOBILE USA, INC. 656   2016-05-14   
720-420 A DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-420 0   318J COMCAST IP PHONE, LLC 656   2010-09-19   
720-420 1   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2010-07-17   
720-420 2   829J PAETEC ITEL, LLC 656   2010-08-04   
720-420 3   5972 INTERLINK ADV SVC DBA FORETHOUGHT.NET - CO 656   2010-07-29   
720-420 4   5972 INTERLINK ADV SVC DBA FORETHOUGHT.NET - CO 656   2010-07-29   
720-420 5   5972 INTERLINK ADV SVC DBA FORETHOUGHT.NET - CO 656   2010-07-29   
720-420 6   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2010-08-14   
720-420 7   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2010-08-14   
720-420 8   829J PAETEC ITEL, LLC 656   2010-08-04   
720-420 9   318J COMCAST IP PHONE, LLC 656   2010-09-19   
720-421 A DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-421 0   6529 T-MOBILE USA, INC. 656   2009-05-18   
720-421 1   6529 T-MOBILE USA, INC. 656   2009-05-18   
720-421 2   6529 T-MOBILE USA, INC. 656   2009-05-18   
720-421 3   6529 T-MOBILE USA, INC. 656   2009-05-18   
720-421 4   6529 T-MOBILE USA, INC. 656   2009-05-18   
720-421 5   6529 T-MOBILE USA, INC. 656   2009-05-18   
720-421 6   6529 T-MOBILE USA, INC. 656   2009-05-18   
720-421 7   6529 T-MOBILE USA, INC. 656   2009-05-18   
720-421 8   6529 T-MOBILE USA, INC. 656   2009-05-18   
720-421 9   6529 T-MOBILE USA, INC. 656   2009-05-18   
720-422 A DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-423 A DNVRCOCHDS0  9636 QWEST CORPORATION 656      
720-423 0   9636 QWEST CORPORATION 656   2004-06-15   
720-423 1   9636 QWEST CORPORATION 656   2004-06-15   
720-423 2   9636 QWEST CORPORATION 656   2004-06-15   
720-423 3   9636 QWEST CORPORATION 656   2004-06-15   
720-423 4   9636 QWEST CORPORATION 656   2004-07-15   
720-423 5   9636 QWEST CORPORATION 656   2004-06-15   
720-423 6   9636 QWEST CORPORATION 656   2004-06-15   
720-423 7   9636 QWEST CORPORATION 656   2004-06-15   
720-423 8   9636 QWEST CORPORATION 656   2004-07-15   

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

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