Ionia, MI
ZIP Codes in Ionia, Michigan
December 12, 2025
| ZIP Code | Population | Coordinates |
|---|---|---|
| 48846 | 22,038 | 42.9861, -85.0579 |
Ionia has 1 ZIP code
ZIP Codes in Ionia, Michigan
December 12, 2025
| ZIP Code | Population | Coordinates |
|---|---|---|
| 48846 | 22,038 | 42.9861, -85.0579 |