Gillette, WY Area Codes
Gillette is served by area code 307. It is in Wyoming, Campbell County. About 43,436 people live in its 3 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 307 |
| State / province | Wyoming |
| County | Campbell County |
| Population | 43,436 |
| ZIP codes | 3 |
| Time zone | Mountain |
| Coordinates | 44.2542, -105.5825 |
What area code is Gillette 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 Gillette, or +1 307 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.