There are 106 phone numbers within prefix 720-623 that have resulted in reports by users.
The location of calls from 720-623 is Denver, Colorado, USA. Most numbers in this area code are in US Mountain time, where the time is currently 10:36:19 PM on June 12, 2026. The telco provider for 720-623 is Onvoy, Llc - Co.
Choose a phone number from the list below to browse user reports for 720-623. 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.
| Phone Number |
|---|
| 720-623-9553 |
| 720-623-9721 |
| 720-623-9759 |
| 720-623-9840 |
| 720-623-9849 |
| 720-623-9980 |