Johnstown, CO Area Codes
Johnstown is served by area code 970. It is in Colorado, Weld County. About 20,502 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 970 |
| State / province | Colorado |
| County | Weld County |
| Population | 20,502 |
| ZIP codes | 1 |
| Time zone | Mountain |
| Coordinates | 40.3319, -104.9375 |
What area code is Johnstown in?
| Area code | Main state | Population covered | Overlap |
|---|---|---|---|
| 970 | Colorado | 1,278,263 | — |
ZIP codes in the code footprint
Nearby towns and their area codes
Milliken 970Berthoud 970Windsor 970Evans 970Greeley 748, 970Timnath 970Loveland 970Longmont 303, 720, 983
How to dial
Dial 970 + 7 digits for a number in Johnstown, or +1 970 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.