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Region: CO

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-385 4 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-03-10   
720-385 5 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-03-10   
720-385 6 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-03-10   
720-385 7 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-06-03   
720-385 8 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-06-03   
720-385 9 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-07-03   
720-386 A Georgetown CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-386 0 Georgetown CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2013-02-02   
720-386 1 Georgetown CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2013-02-02   
720-386 2 Georgetown CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2013-02-02   
720-386 3 Georgetown CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2014-03-08   
720-386 4 Georgetown CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2013-04-13   
720-386 5 Georgetown CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2013-08-26   
720-386 6 Georgetown CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-26   
720-386 7 Georgetown CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2013-02-15   
720-386 8 Georgetown CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2013-02-15   
720-386 9 Georgetown CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-26   
720-387 A Denver CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656      
720-387 0 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2012-10-29   
720-387 1 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2012-10-29   
720-387 2 Denver CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656   2012-10-26   
720-387 3 Denver CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656   2012-10-26   
720-387 4 Denver CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656   2012-10-26   
720-387 5 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2012-10-29   
720-387 6 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2012-10-29   
720-387 7 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2012-10-29   
720-387 8 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2012-10-29   
720-387 9 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2012-11-06   
720-388 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-388 0 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2010-03-13   
720-388 1 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-05-30   
720-388 2 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2010-05-20   
720-388 3 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2010-05-20   
720-388 4 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2010-05-20   
720-388 5 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2010-05-20   
720-388 6 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-07-03   
720-388 7 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2010-06-05   
720-388 8 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-07-03   
720-388 9 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2010-07-02   
720-389 A Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-389 0 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2009-01-26   
720-389 1 Denver CO   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2025-08-08   
720-389 3 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2009-01-26   
720-389 4 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2009-01-26   
720-389 5 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2009-04-15   
720-389 6 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2009-04-15   
720-389 7 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2009-04-15   
720-389 8 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2009-04-15   
720-389 9 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2009-06-18   
720-390 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-390 0 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-11-03   
720-390 1 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-11-03   
720-390 2 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-11-03   
720-390 3 Denver CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656   2013-10-21   
720-390 4 Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-09-08   
720-390 5 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-10-14   
720-390 6 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-10-14   
720-390 7 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-10-14   
720-390 8 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-11-03   
720-390 9 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-11-03   
720-391 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-391 0 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-08-26   
720-391 1 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-08-26   
720-391 2 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-08-26   
720-391 3 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-08-26   
720-391 4 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-08-26   
720-391 5 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-08-26   
720-391 6 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-08-26   
720-391 7 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-08-26   
720-391 8 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2013-08-29   
720-391 9 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2013-08-29   
720-392 A Deer Trail CO   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2025-04-17   
720-392 3 Deer Trail CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2021-05-10   
720-392 4 Deer Trail CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2021-08-10   
720-392 5 Deer Trail CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2020-04-10   
720-392 6 Deer Trail CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2020-04-10   
720-392 7 Deer Trail CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2021-07-16   
720-392 8 Deer Trail CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2020-12-05   
720-392 9 Deer Trail CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2020-12-05   
720-393 A Denver CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656      
720-393 0 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-17   
720-393 1 Denver CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656   2010-07-29   
720-393 2 Denver CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656   2010-07-29   
720-393 3 Denver CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656   2010-07-29   
720-393 4 Denver CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656   2010-07-29   
720-393 5 Denver CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656   2010-07-29   
720-393 6 Denver CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656   2010-07-29   
720-393 7 Denver CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656   2010-07-29   
720-393 8 Denver CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656   2010-07-29   
720-393 9 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-17   
720-394 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-395 A Denver CO DNVRCOMAX5Z  7421 AT&T - LOCAL 656      
720-395 0 Denver CO   7421 AT&T - LOCAL 656   2009-10-26   
720-395 1 Denver CO   7421 AT&T - LOCAL 656   2009-10-26   
720-395 2 Denver CO   7421 AT&T - LOCAL 656   2009-10-26   
720-395 3 Denver CO   7421 AT&T - LOCAL 656   2009-10-26   
720-395 4 Denver CO   7421 AT&T - LOCAL 656   2009-10-26   
720-395 5 Denver CO   7421 AT&T - LOCAL 656   2009-10-26   
720-395 6 Denver CO   7421 AT&T - LOCAL 656   2009-10-26   
720-395 7 Denver CO   7421 AT&T - LOCAL 656   2009-10-26   

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Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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