Area Code Search
Mountain time zone
Current Time in Longmont: 03:29 AM
Longmont Area Codes
Here is the current list of area codes in Longmont, CO. There is currently 2 area code(s) in Longmont. Search all the most up-to-date currently used Longmont area codes below.
Mountain time zone
Current Time in Longmont: 03:29 AM
| Area Code | State | City | Timezone |
|---|---|---|---|
| 303 | Colorado | Longmont | Mountain |
| 720 | Colorado | Longmont | Mountain |