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

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-814 9 Deer Trail CO   145J TERRA NOVA TELECOM INC. 656   2026-01-04   
720-815 A Longmont CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-815 0 Longmont CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2019-01-02   
720-815 1 Longmont CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2017-10-23   
720-815 2 Longmont CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2017-10-24   
720-815 3 Longmont CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2018-01-05   
720-815 4 Longmont CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2018-01-05   
720-815 5 Longmont CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-04-27   
720-815 6 Longmont CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-04-27   
720-815 7 Longmont CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-04-27   
720-815 8 Longmont CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2018-10-10   
720-815 9 Longmont CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2020-08-08   
720-816 A Allens Park-Lyons CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656      
720-816 0 Allens Park-Lyons CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2023-06-02   
720-816 1 Allens Park-Lyons CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2023-06-02   
720-816 2 Allens Park-Lyons CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2023-06-02   
720-816 3 Allens Park-Lyons CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2023-06-02   
720-816 8 Allens Park-Lyons CO DNVTCOZICMD  515J IP HORIZON LLC 656   2024-07-12   
720-816 9 Allens Park-Lyons CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2023-09-29   
720-817 A Strasburg CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-817 0 Strasburg CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2023-02-12   
720-817 1 Strasburg CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2021-11-15   
720-817 2 Strasburg CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656   2024-10-10   
720-817 3 Strasburg CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2022-01-28   
720-817 4 Strasburg CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2022-04-11   
720-817 5 Strasburg CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2023-01-05   
720-817 6 Strasburg CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2023-09-29   
720-817 7 Strasburg CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2022-08-22   
720-817 8 Strasburg CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2022-08-22   
720-817 9 Strasburg CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2023-07-24   
720-818 A Longmont CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-818 0 Longmont CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2017-10-16   
720-818 1 Longmont CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2017-10-16   
720-818 2 Longmont CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2017-10-16   
720-818 3 Longmont CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2017-10-16   
720-818 4 Longmont CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2017-10-16   
720-818 5 Longmont CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2020-12-12   
720-818 6 Longmont CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2018-02-16   
720-818 7 Longmont CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2024-07-27   
720-818 8 Longmont CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2020-03-13   
720-818 9 Longmont CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2024-07-27   
720-819 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-819 0 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2018-04-23   
720-819 1 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2018-04-25   
720-819 2 Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656   2018-04-25   
720-819 3 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2018-04-25   
720-819 4 Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656   2018-04-25   
720-819 5 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-04-25   
720-819 6 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-04-25   
720-819 7 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-04-25   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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