Port Austin zipcode
| City | Port Austin |
| ZIP Code | 48467 |
| Type | Standard |
| State Code | MI |
| State | Michigan |
ZIP code of Port Austin is 48467. This place is located in Michigan state in US. To send any postal service to Port Austin, you must use 48467 zipcode.
You should avoid following 2 city names of Michigan to be used with the ZIP code 48467.
- Grindstone City, MI
- Pointe Aux Barques, MI