Casper, WY Area Codes
Casper is served by area code 307. It is in Wyoming, Natrona County. About 72,922 people live in its 5 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 307 |
| State / province | Wyoming |
| County | Natrona County |
| Population | 72,922 |
| ZIP codes | 5 |
| Time zone | Mountain |
| Coordinates | 42.9025, -106.3810 |
What area code is Casper in?
| Area code | Main state | Population covered | Overlap |
|---|---|---|---|
| 307 | Wyoming | 576,811 | — |
ZIP codes in the code footprint
82601, 82602, 82604, 82605, 82609
Nearby towns and their area codes
How to dial
Dial 307 + 7 digits for a number in Casper, or +1 307 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.