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Denver, CO

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
720-433 9   9636 QWEST CORPORATION 656   2009-05-08   
720-434 A DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-435 A DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-436 A DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-437 A AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-437 0   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-03-25   
720-437 1   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-04-09   
720-437 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2011-03-28   
720-437 3   490J DISH WIRELESS, LLC 656   2024-09-16   
720-437 4   490J DISH WIRELESS, LLC 656   2024-10-30   
720-437 5   3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656   2011-03-28   
720-437 6   829J PAETEC ITEL, LLC 656   2011-04-16   
720-437 7   026D ONVOY, LLC - CO 656   2024-12-14   
720-437 8   078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-04-29   
720-437 9   078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-04-29   
720-439 A DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-439 0   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-06-20   
720-439 1   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-06-20   
720-439 2   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2011-01-27   
720-439 3   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2011-04-24   
720-439 4   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-07-10   
720-439 5   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-07-10   
720-439 6   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-07-10   
720-439 7   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-07-10   
720-439 8   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-07-10   
720-439 9   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-07-10   
720-440 A DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-440 0   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-07-10   
720-440 1   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-03-16   
720-440 2   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-07-13   
720-440 3   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-04-05   
720-440 4   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-04-05   
720-440 5   026D ONVOY, LLC - CO 656   2011-03-28   
720-440 6   4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656   2011-03-18   
720-440 7   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-09-04   
720-440 8   829J PAETEC ITEL, LLC 656   2010-08-31   
720-440 9   318J COMCAST IP PHONE, LLC 656   2010-09-19   
720-441 A DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-441 0   078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-07-16   
720-441 1   078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-07-16   
720-441 2   078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-07-16   
720-441 3   078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-07-16   
720-441 4   078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-07-16   
720-441 5   078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-07-16   
720-441 6   078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-07-16   
720-441 7   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-08-01   
720-441 8   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-08-15   
720-441 9   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-08-15   
720-443 A DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-443 0   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-12-05   
720-443 1   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-12-05   
720-443 2   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-12-05   
720-443 3   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-12-05   
720-443 4   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-12-05   
720-443 5   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-12-05   
720-443 6   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-12-05   
720-443 7   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2011-01-06   
720-443 8   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2011-01-06   
720-443 9   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2011-01-06   
720-444 A DNVRCODCDS0  9636 QWEST CORPORATION 656      
720-445 A AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-445 0   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2010-11-13   
720-445 1   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2010-11-13   
720-445 2   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2010-11-13   
720-445 3   3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656   2010-11-16   
720-445 4   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-12-25   
720-445 5   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-12-25   
720-445 6   078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-12-25   
720-445 7   026D ONVOY, LLC - CO 656   2010-11-16   
720-445 8   026D ONVOY, LLC - CO 656   2010-12-06   
720-445 9   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2010-12-16   
720-446 A DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-446 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2011-04-09   
720-446 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2011-04-09   
720-446 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2011-04-09   
720-446 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2011-04-09   
720-446 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2011-04-09   
720-446 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2011-04-09   
720-446 6   078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-04-29   
720-446 7   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2024-12-14   
720-446 8   078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-04-29   
720-446 9   078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-04-29   
720-447 A DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-447 0   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-04-14   
720-447 1   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-04-14   
720-447 2   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-04-14   
720-447 3   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-04-15   
720-447 4   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-04-15   
720-447 5   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-04-15   
720-447 6   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-04-15   
720-447 7   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-04-15   
720-447 8   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-04-15   
720-447 9   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-04-15   
720-448 A DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-448 0   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-05-31   
720-448 1   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-05-31   
720-448 2   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-05-31   
720-448 3   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-08-11   
720-448 4   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-08-29   
720-448 5   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-08-29   

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

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