Union zipcode
| City | Union |
| ZIP Code | 49130 |
| Type | Standard |
| State Code | MI |
| State | Michigan |
ZIP code of Union is 49130. This place is located in Michigan state in US. To send any postal service to Union, you must use 49130 zipcode.
The ZIP code 49130 is also used with 1 more city name of Michigan.
- Edwardsburg, MI