There are 772 phone number prefixes within area code 720. Additionally, there are more than 9,600 phone numbers in this area code that have received at least one user report. The location of calls from area code 720 is Colorado, USA. Most numbers in this area code are in US Mountain time, where the time is currently 1:40:39 AM on February 5, 2025.
Choose a phone number from the list below to browse user reports for . You can also use the search box above to search for user reports about any phone number, or to file a report about any phone number.
| Prefix | City / State | Primary Telco |
|---|---|---|
| 720-804 | Longmont, CO | Whitesky Communications, Llc |
| 720-805 | Denver, CO | Voip Innovations, Llc |
| 720-806 | Deckers, CO | Peerless Network Of Colorado, Llc - Co |
| 720-807 | Denver, CO | Onvoy, Llc - Co |
| 720-808 | Denver, CO | Bandwidth.com Clec, Llc - Co |
| 720-809 | Denver, CO | Metropcs, Inc. |
| 720-810 | Denver, CO | Cellco Partnership Dba Verizon Wireless - Co |
| 720-811 | Colorado | |
| 720-812 | Denver, CO | Cellco Partnership Dba Verizon Wireless - Co |
| 720-813 | Denver, CO | Ip Horizon Llc |
| 720-814 | Deer Trail, CO | Cellco Partnership Dba Verizon Wireless - Co |
| 720-815 | Longmont, CO | Comcast Ip Phone, Llc |
| 720-817 | Strasburg, CO | Comcast Ip Phone, Llc |
| 720-818 | Longmont, CO | Cellco Partnership Dba Verizon Wireless - Co |
| 720-819 | Denver, CO | Sprint Spectrum, L.p. |
| 720-820 | Denver, CO | Wide Voice, Llc - Co |
| 720-821 | Longmont, CO | Onvoy, Llc - Co |
| 720-822 | Denver, CO | Cellco Partnership Dba Verizon Wireless - Co |
| 720-823 | Denver, CO | Whitesky Communications, Llc |
| 720-824 | Hudson, CO | Vonage America Llc |
| 720-826 | Denver, CO | Comcast Ip Phone, Llc |
| 720-827 | Denver, CO | Sprint Spectrum, L.p. |
| 720-828 | Denver, CO | Sprint Spectrum, L.p. |
| 720-829 | Denver, CO | Metropcs, Inc. |
| 720-830 | Denver, CO | Hd Carrier Llc |
| 720-831 | Denver, CO | Teleport Communications America, Llc - Co |
| 720-833 | Denver, CO | Qwest Corporation |
| 720-834 | Denver, CO | Teleport Communications America, Llc - Co |
| 720-835 | Denver, CO | New Cingular Wireless Pcs, Llc |
| 720-836 | Denver, CO | Level 3 Communications, Llc - Co |
| 720-837 | Denver, CO | Sprint Spectrum, L.p. |
| 720-838 | Denver, CO | Sprint Spectrum, L.p. |
| 720-839 | Denver, CO | Sprint Spectrum, L.p. |
| 720-840 | Denver, CO | Sprint Spectrum, L.p. |
| 720-841 | Denver, CO | Sprint Spectrum, L.p. |
| 720-842 | Denver, CO | Qwest Corporation |
| 720-843 | Denver, CO | Onvoy Spectrum, Llc |
| 720-844 | Denver, CO | Leap Telecom, Llc |
| 720-845 | Denver, CO | Sprint Spectrum, L.p. |
| 720-847 | Denver, CO | Qwest Corporation |
| 720-848 | Denver, CO | Qwest Corporation |
| 720-849 | Denver, CO | Sprint Spectrum, L.p. |
| 720-850 | Denver, CO | Five9, Inc. |
| 720-851 | Denver, CO | Qwest Corporation |
| 720-852 | Denver, CO | Qwest Corporation |
| 720-853 | Longmont, CO | Bandwidth.com Clec, Llc - Co |
| 720-854 | Denver, CO | Qwest Corporation |
| 720-855 | Denver, CO | Qwest Corporation |
| 720-856 | Fort Lupton, CO | Onvoy, Llc - Co |
| 720-857 | Denver, CO | Qwest Corporation |
| 720-858 | Denver, CO | Qwest Corporation |
| 720-859 | Denver, CO | Qwest Corporation |
| 720-861 | Georgetown, CO | Bandwidth.com Clec, Llc - Co |
| 720-862 | Denver, CO | Xo Colorado, Llc |
| 720-863 | Denver, CO | Xo Colorado, Llc |
| 720-864 | Longmont, CO | Qwest Corporation |
| 720-865 | Denver, CO | Level 3 Communications, Llc - Co |
| 720-866 | Denver, CO | Terra Nova Telecom Inc. |
| 720-867 | Denver, CO | Great West Services, Ltd. - Co |
| 720-868 | Fort Lupton, CO | Onvoy, Llc - Co |
| 720-869 | Denver, CO | New Cingular Wireless Pcs, Llc |
| 720-870 | Denver, CO | Qwest Corporation |
| 720-871 | Longmont, CO | T-mobile Usa, Inc. |
| 720-872 | Denver, CO | Qwest Corporation |
| 720-873 | Denver, CO | Qwest Corporation |
| 720-874 | Denver, CO | Qwest Corporation |
| 720-875 | Denver, CO | Qwest Corporation |
| 720-876 | Denver, CO | Qwest Corporation |
| 720-877 | Denver, CO | Level 3 Communications, Llc - Co |
| 720-878 | Denver, CO | New Cingular Wireless Pcs, Llc |
| 720-879 | Denver, CO | Level 3 Communications, Llc - Co |
| 720-880 | Denver, CO | Cellco Partnership Dba Verizon Wireless - Co |
| 720-881 | Denver, CO | Bandwidth.com Clec, Llc - Co |
| 720-882 | Denver, CO | New Cingular Wireless Pcs, Llc |
| 720-883 | Denver, CO | Level 3 Communications, Llc - Co |
| 720-884 | Denver, CO | Qwest Corporation |
| 720-885 | Denver, CO | New Cingular Wireless Pcs, Llc |
| 720-886 | Denver, CO | Qwest Corporation |
| 720-887 | Denver, CO | Qwest Corporation |
| 720-888 | Denver, CO | Level 3 Communications, Llc - Co |
| 720-889 | Denver, CO | Xo Colorado, Llc |
| 720-890 | Denver, CO | Qwest Corporation |
| 720-891 | Denver, CO | Level 3 Communications, Llc - Co |
| 720-892 | Denver, CO | Bandwidth.com Clec, Llc - Co |
| 720-893 | Allenspark-lyons, CO | Bandwidth.com Clec, Llc - Co |
| 720-894 | Deckers, CO | Bandwidth.com Clec, Llc - Co |
| 720-895 | Denver, CO | Qwest Corporation |
| 720-896 | Denver, CO | T-mobile Usa, Inc. |
| 720-897 | Denver, CO | Global Crossing Local Services, Inc. - Co |
| 720-898 | Denver, CO | Qwest Corporation |
| 720-899 | Longmont, CO | Cellco Partnership Dba Verizon Wireless - Co |
| 720-900 | Denver, CO | Peerless Network Of Colorado, Llc - Co |
| 720-901 | Denver, CO | Telnyx Llc |
| 720-902 | Denver, CO | Cellco Partnership Dba Verizon Wireless - Co |
| 720-903 | Denver, CO | Global Crossing Local Services, Inc. - Co |
| 720-904 | Denver, CO | Qwest Corporation |
| 720-905 | Denver, CO | Five9, Inc. |
| 720-906 | Byers, CO | Comcast Ip Phone, Llc |
| 720-907 | Denver, CO | Global Crossing Local Services, Inc. - Co |
| 720-908 | Denver, CO | Cellco Partnership Dba Verizon Wireless - Co |
February 4, 2025