Casper zipcode
| City | Casper |
| ZIP Code | 82604 |
| Type | Standard |
| State Code | WY |
| State | Wyoming |
ZIP code of Casper is 82604. This place is located in Wyoming state in US. To send any postal service to Casper, you must use 82604 zipcode.
The ZIP code 82604 is also used with 2 more city names of Wyoming.
- Mills, WY
- Moneta, WY