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Region: CO

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-630 3 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-12-10   
720-630 4 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2013-12-07   
720-630 5 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2013-12-07   
720-630 6 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2013-12-07   
720-630 7 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2014-07-08   
720-630 8 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2014-07-08   
720-630 9 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2013-12-07   
720-631 A Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-631 0 Denver CO   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2017-05-18   
720-631 1 Denver CO   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2017-05-18   
720-631 2 Denver CO   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2017-05-18   
720-631 3 Denver CO   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2017-05-18   
720-631 4 Denver CO   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2017-05-18   
720-631 5 Denver CO   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2017-05-18   
720-631 6 Denver CO   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2017-05-18   
720-631 7 Denver CO   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2017-05-18   
720-631 8 Denver CO   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2017-05-18   
720-631 9 Denver CO   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2017-05-18   
720-632 A Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-632 0 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2018-02-26   
720-632 1 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2018-02-26   
720-632 2 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2018-02-26   
720-632 3 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2018-02-26   
720-632 4 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2018-02-26   
720-632 5 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2018-02-26   
720-632 6 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2018-02-26   
720-632 7 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2018-02-26   
720-632 8 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2018-02-26   
720-632 9 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2018-02-26   
720-633 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-633 0 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2011-02-25   
720-633 1 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2011-02-25   
720-633 2 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2011-02-25   
720-633 3 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-02-28   
720-633 4 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-02-28   
720-633 5 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-02-28   
720-633 6 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-02-28   
720-633 7 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-02-28   
720-633 8 Denver CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656   2011-02-28   
720-633 9 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2011-04-01   
720-634 A Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-634 0 Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-27   
720-634 1 Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-27   
720-634 2 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2014-03-02   
720-634 3 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2012-12-31   
720-634 4 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-09-18   
720-634 5 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-07-06   
720-634 6 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-07-06   
720-634 7 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2013-02-15   
720-634 8 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2013-03-01   
720-634 9 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2014-07-25   
720-635 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-636 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-636 0 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-12-28   
720-636 1 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-12-28   
720-636 2 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-12-28   
720-636 3 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-12-28   
720-636 4 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-12-28   
720-636 5 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-12-28   
720-636 6 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2013-12-28   
720-636 7 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2013-12-31   
720-636 8 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2013-12-31   
720-636 9 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2013-12-31   
720-637 A Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-637 0 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-11-20   
720-637 1 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-11-20   
720-637 2 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-11-20   
720-637 3 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-11-20   
720-637 4 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-11-20   
720-637 5 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-11-20   
720-637 6 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-11-20   
720-637 7 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-11-20   
720-637 8 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-11-20   
720-637 9 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-11-20   
720-638 A Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-638 0 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-03-17   
720-638 1 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-03-17   
720-638 2 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-03-17   
720-638 3 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-03-17   
720-638 4 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-03-17   
720-638 5 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-03-17   
720-638 6 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-03-17   
720-638 7 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-03-17   
720-638 8 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-03-17   
720-638 9 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-03-17   
720-639 A Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-639 0 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-07-16   
720-639 1 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-07-16   
720-639 2 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2014-07-15   
720-639 3 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2014-07-15   
720-639 4 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2014-07-15   
720-639 5 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2014-07-15   
720-639 6 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2014-07-15   
720-639 7 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2014-07-13   
720-639 8 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2014-07-13   
720-639 9 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2014-07-15   
720-640 A Hudson CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-640 0 Hudson CO DNVRCO26XIX  073H TELNYX LLC 656   2019-04-29   
720-640 1 Hudson CO DNVRCO26XIX  073H TELNYX LLC 656   2020-01-29   
720-640 2 Hudson CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2019-03-21   

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

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