Northport zipcode
| City | Northport |
| ZIP Code | 49670 |
| Type | Standard |
| State Code | MI |
| State | Michigan |
ZIP code of Northport is 49670. This place is located in Michigan state in US. To send any postal service to Northport, you must use 49670 zipcode.
You should avoid following 2 city names of Michigan to be used with the ZIP code 49670.
- North Port, MI
- Northport Point, MI