Ontonagon, MI
ZIP Codes in Ontonagon, Michigan
December 12, 2025
| ZIP Code | Population | Coordinates |
|---|---|---|
| 49953 | 2,274 | 46.7857, -89.4269 |
Ontonagon has 1 ZIP code
ZIP Codes in Ontonagon, Michigan
December 12, 2025
| ZIP Code | Population | Coordinates |
|---|---|---|
| 49953 | 2,274 | 46.7857, -89.4269 |