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Region: CO

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-373 2 Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656      
720-373 3 Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656      
720-373 4 Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656      
720-373 5 Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656      
720-373 6 Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656      
720-373 7 Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656      
720-373 8 Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656      
720-373 9 Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656      
720-374 A Denver CO DNVRCOMBDS0  9636 QWEST CORPORATION 656      
720-375 A Denver CO CSRKCOFEGT2  5736 COMMNET WIRELESS, LLC 656      
720-375 0 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-01-08   
720-375 1 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-01-08   
720-375 2 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-01-08   
720-375 3 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-09-23   
720-375 4 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-08-23   
720-375 5 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-08-23   
720-375 6 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-08-23   
720-375 7 Denver CO CSRKCOFEGT2  5736 COMMNET WIRELESS, LLC 656   2007-08-31   
720-375 8 Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656   2022-05-10   
720-375 9 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2008-01-31   
720-376 A Denver CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656      
720-376 0 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-08   
720-376 1 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-08   
720-376 2 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-08   
720-376 3 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-08   
720-376 4 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-08   
720-376 5 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-08   
720-376 6 Denver CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656   2013-01-08   
720-376 7 Denver CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656   2013-01-07   
720-376 8 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-08   
720-376 9 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-01-08   
720-377 A Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-377 0 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-377 1 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2001-11-02   
720-377 2 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-377 3 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-377 4 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-07-28   
720-377 5 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-07-28   
720-377 6 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-07-28   
720-377 7 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-07-28   
720-377 8 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-07-28   
720-377 9 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-378 A Longmont CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-378 0 Longmont CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-03-19   
720-378 1 Longmont CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-05-16   
720-378 2 Longmont CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-07-22   
720-378 3 Longmont CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-07-22   
720-378 4 Longmont CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-05-10   
720-378 5 Longmont CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2010-11-11   
720-378 6 Longmont CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2010-11-14   
720-378 7 Longmont CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2010-08-14   
720-378 8 Longmont CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-03-29   
720-378 9 Longmont CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2011-03-19   
720-379 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-379 0 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2022-07-18   
720-379 1 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-379 2 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-08-25   
720-379 3 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2006-12-29   
720-379 4 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2006-12-29   
720-379 5 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2006-12-29   
720-379 6 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2006-12-29   
720-379 7 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2006-12-29   
720-379 8 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2006-12-29   
720-379 9 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-380 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-380 0 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2013-03-18   
720-380 1 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2013-03-18   
720-380 2 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2013-03-18   
720-380 3 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2013-03-18   
720-380 4 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2013-03-18   
720-380 5 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2013-03-18   
720-380 6 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2013-03-18   
720-380 7 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2013-03-18   
720-380 8 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2013-03-18   
720-380 9 Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656   2013-03-18   
720-381 A Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-381 0 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2005-09-24   
720-381 1 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-11-12   
720-381 2 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-11-12   
720-381 3 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-11-12   
720-381 4 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-11-12   
720-381 5 Denver CO DNVTCOUZ0MD  829J PAETEC ITEL, LLC 656   2009-01-01   
720-381 6 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2006-12-29   
720-381 7 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2007-04-21   
720-381 8 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2007-04-21   
720-381 9 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2007-04-21   
720-382 A Denver CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656      
720-382 0 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2006-09-09   
720-382 1 Denver CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656      
720-382 2 Denver CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656   2006-08-09   
720-382 3 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2006-09-12   
720-382 4 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2006-09-15   
720-382 5 Denver CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656      
720-382 6 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2006-09-18   
720-382 7 Denver CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656      
720-382 8 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2006-09-19   
720-382 9 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2006-09-21   
720-383 A Fort Lupton CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-383 0 Fort Lupton CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2008-12-28   
720-383 1 Fort Lupton CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2009-03-29   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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