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NPA: 720 [Rate centres in NPA 720] [Dial plan for NPA 720]

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-808 A Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-809 A Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656      
720-810 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-812 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-813 A Denver CO DNVTCOZICMD  515J IP HORIZON LLC 656      
720-814 A Deer Trail CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-815 A Longmont CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-816 A Allens Park-Lyons CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656      
720-817 A Strasburg CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-818 A Longmont CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-819 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-820 A Denver CO DNVRCO26XBY  557H WIDE VOICE, LLC - CO 656      
720-821 A Longmont CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-822 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-823 A Denver CO DNVRCOMA38Z  553J WHITESKY COMMUNICATIONS, LLC 656      
720-824 A Hudson CO DNVRCO26DMD  197D VONAGE AMERICA LLC 656      
720-825 A Denver CO DNVRCOMA32Z  321J HD CARRIER LLC 656      
720-826 A Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-827 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-828 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-829 A Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656      
720-830 A Denver CO DNVRCOMA32Z  321J HD CARRIER LLC 656      
720-831 A Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-832 A Hudson CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656      
720-833 A Denver CO ENWDCOMADS0  9636 QWEST CORPORATION 656      
720-834 A Denver CO AURRCOBUDS0  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-835 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-836 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-837 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-838 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-839 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-840 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-841 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-842 A Denver CO PRKRCOMADS0  9636 QWEST CORPORATION 656      
720-843 A Denver CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656      
720-844 A Denver CO DNVRCO26XWX  616J LEAP TELECOM, LLC 656      
720-845 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-846 A Deer Trail CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-847 A Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      
720-848 A Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      
720-849 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-850 A Denver CO DNVRCO26XYX  598J FIVE9, INC. 656      
720-851 A Denver CO PRKRCOMADS0  9636 QWEST CORPORATION 656      
720-852 A Denver CO ENWDCOABDS0  9636 QWEST CORPORATION 656      
720-853 A Longmont CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-854 A Denver CO DNVRCONODS0  9636 QWEST CORPORATION 656      
720-855 A Denver CO DNVRCONODS0  9636 QWEST CORPORATION 656      
720-856 A Fort Lupton CO HLYKCOXC0MD  026D ONVOY, LLC - CO 656      
720-857 A Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      
720-858 A Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      
720-859 A Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      
720-860 A Denver CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656      
720-861 A Georgetown CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-862 A Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-863 A Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-864 A Longmont CO LNMTCOMADS1  9636 QWEST CORPORATION 656      
720-865 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-866 A Denver CO DNVRCO26XSX  145J TERRA NOVA TELECOM INC. 656      
720-867 A Denver CO DNVRCOGVDS0  8540 GREAT WEST SERVICES, LTD. - CO 656      
720-868 A Fort Lupton CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-869 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-870 A Denver CO DNVRCOSHDS0  9636 QWEST CORPORATION 656      
720-871 A Longmont CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-872 A Denver CO NGLNCOMADS0  9636 QWEST CORPORATION 656      
720-873 A Denver CO ENWDCOABDS0  9636 QWEST CORPORATION 656      
720-874 A Denver CO ENWDCOABDS0  9636 QWEST CORPORATION 656      
720-875 A Denver CO ENWDCOABDS0  9636 QWEST CORPORATION 656      
720-876 A Denver CO DNVRCOSHDS0  9636 QWEST CORPORATION 656      
720-877 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-878 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-879 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-880 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-881 A Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-882 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-883 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-884 A Denver CO DNVRCOWSDS0  9636 QWEST CORPORATION 656      
720-885 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-886 A Denver CO DNVRCOSHDS0  9636 QWEST CORPORATION 656      
720-887 A Denver CO BRFDCOMADS0  9636 QWEST CORPORATION 656      
720-888 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-889 A Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-890 A Denver CO DNVRCOCWDS0  9636 QWEST CORPORATION 656      
720-891 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-892 A Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-893 A Allens Park-Lyons CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-894 A Deckers CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-895 A Denver CO ENWDCOABDS0  9636 QWEST CORPORATION 656      
720-896 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-897 A Denver CO   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-898 A Denver CO ARVDCOMADS0  9636 QWEST CORPORATION 656      
720-899 A Longmont CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-900 A Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
720-901 A Denver CO DNVTCOZI6MD  073H TELNYX LLC 656      
720-902 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-903 A Denver CO   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-904 A Denver CO DNVRCOMADS0  9636 QWEST CORPORATION 656      
720-905 A Denver CO DNVRCO26X1Y  598J FIVE9, INC. 656      
720-906 A Byers CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-907 A Denver CO   6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-908 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      

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Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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