Green River, WY Area Codes
Green River is served by area code 307. It is in Wyoming, Sweetwater County. About 12,012 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 307 |
| State / province | Wyoming |
| County | Sweetwater County |
| Population | 12,012 |
| ZIP codes | 1 |
| Time zone | Mountain |
| Coordinates | 41.6777, -109.6600 |
What area code is Green River in?
| Area code | Main state | Population covered | Overlap |
|---|---|---|---|
| 307 | Wyoming | 576,811 | — |
ZIP codes in the code footprint
Nearby towns and their area codes
How to dial
Dial 307 + 7 digits for a number in Green River, or +1 307 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.