Alto zipcode
| City | Alto |
| ZIP Code | 49302 |
| Type | Standard |
| State Code | MI |
| State | Michigan |
ZIP code of Alto is 49302. This place is located in Michigan state in US. To send any postal service to Alto, you must use 49302 zipcode.
You should avoid following 2 city names of Michigan to be used with the ZIP code 49302.
- Cascade, MI
- Cascade Twp, MI