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Region: CO

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-556 3 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-07-08   
720-556 4 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-07-08   
720-556 5 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-07-08   
720-556 6 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-07-08   
720-556 7 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-07-29   
720-556 8 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-07-29   
720-556 9 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-07-29   
720-557 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-557 0 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-557 1 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-557 2 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-557 3 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-557 4 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-557 5 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-557 6 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-557 7 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-07-27   
720-557 8 Denver CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656   2013-07-30   
720-557 9 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2013-07-30   
720-558 A Denver CO BRFDCOMADS0  9636 QWEST CORPORATION 656      
720-559 A Denver CO AURRCOBUDS0  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-560 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-561 A Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
720-561 0 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2008-07-12   
720-561 1 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2008-07-12   
720-561 2 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656   2008-05-18   
720-561 3 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656   2008-05-18   
720-561 4 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656   2008-05-18   
720-561 5 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656   2008-05-18   
720-561 6 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656   2008-05-18   
720-561 7 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656   2008-05-18   
720-561 8 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656   2008-05-18   
720-561 9 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2008-07-12   
720-562 A Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
720-563 A Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
720-563 0 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
720-563 1 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2007-11-29   
720-563 2 Denver CO DNVRCOCLDS0  9636 QWEST CORPORATION 656      
720-563 3 Denver CO DNVRCOCLDS0  9636 QWEST CORPORATION 656      
720-563 4 Denver CO DNVRCOCLDS0  9636 QWEST CORPORATION 656      
720-563 5 Denver CO DNVRCOCLDS0  9636 QWEST CORPORATION 656      
720-563 6 Denver CO DNVRCOCLDS0  9636 QWEST CORPORATION 656      
720-563 7 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2007-11-29   
720-563 8 Denver CO LTTNCOHLDS0  9636 QWEST CORPORATION 656      
720-563 9 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2007-11-29   
720-564 A Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
720-565 A Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
720-566 A Denver CO BRFDCOMADS0  9636 QWEST CORPORATION 656      
720-567 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-568 A Denver CO ENWDCOABDS0  9636 QWEST CORPORATION 656      
720-568 0 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2008-03-07   
720-568 1 Denver CO ENWDCOABDS0  9636 QWEST CORPORATION 656      
720-568 2 Denver CO ENWDCOABDS0  9636 QWEST CORPORATION 656      
720-568 3 Denver CO ENWDCOABDS0  9636 QWEST CORPORATION 656      
720-568 4 Denver CO ENWDCOABDS0  9636 QWEST CORPORATION 656      
720-568 5 Denver CO DNVRCOMADS0  9636 QWEST CORPORATION 656      
720-568 6 Denver CO DNVRCOMADS0  9636 QWEST CORPORATION 656      
720-568 7 Denver CO NGLNCOMADS0  9636 QWEST CORPORATION 656      
720-568 8 Denver CO DNVRCOSWDS0  9636 QWEST CORPORATION 656      
720-568 9 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2008-03-07   
720-569 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-569 0 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-22   
720-569 1 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-22   
720-569 2 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-22   
720-569 3 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-22   
720-569 4 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-22   
720-569 5 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-22   
720-569 6 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-22   
720-569 7 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-22   
720-569 8 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-22   
720-569 9 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-22   
720-570 A Denver CO DNVRCOSODS0  9636 QWEST CORPORATION 656      
720-570 0 Denver CO DNVRCOSODS0  9636 QWEST CORPORATION 656      
720-570 1 Denver CO DNVRCOSODS0  9636 QWEST CORPORATION 656      
720-570 2 Denver CO DNVRCOSODS0  9636 QWEST CORPORATION 656      
720-570 3 Denver CO DNVRCOSODS0  9636 QWEST CORPORATION 656      
720-570 4 Denver CO DNVRCOSODS0  9636 QWEST CORPORATION 656      
720-570 5 Denver CO DNVRCOSODS0  9636 QWEST CORPORATION 656      
720-570 6 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-05-18   
720-570 7 Denver CO DNVRCOSODS0  9636 QWEST CORPORATION 656      
720-570 8 Denver CO DNVRCOSODS0  9636 QWEST CORPORATION 656      
720-570 9 Denver CO DNVRCOSODS0  9636 QWEST CORPORATION 656      
720-571 A Allens Park-Lyons CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-571 0 Allens Park-Lyons CO DNVRCO26XIX  073H TELNYX LLC 656   2017-03-23   
720-571 1 Allens Park-Lyons CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2017-06-22   
720-571 2 Allens Park-Lyons CO DNVRCO26XIX  073H TELNYX LLC 656   2019-05-24   
720-571 3 Allens Park-Lyons CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2016-05-09   
720-571 4 Allens Park-Lyons CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2018-02-23   
720-571 5 Allens Park-Lyons CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2018-12-14   
720-571 6 Allens Park-Lyons CO HLRNCOFP1MD  508J CENTURYLINK COMMUNICATIONS, LLC 656   2018-03-19   
720-571 7 Allens Park-Lyons CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2016-04-28   
720-571 8 Allens Park-Lyons CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2016-04-28   
720-571 9 Allens Park-Lyons CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2018-11-04   
720-572 A Denver CO AURRCOBUDS0  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-572 0 Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656   2017-03-31   
720-572 1 Denver CO DNVRCO26XIX  073H TELNYX LLC 656   2017-03-23   
720-572 2 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2017-02-28   
720-572 3 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2017-01-31   
720-572 4 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2017-01-31   
720-572 5 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2017-01-31   
720-572 6 Denver CO AURRCOBUDS0  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2017-01-30   

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

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