Potosi, MO
ZIP Codes in Potosi, Missouri
January 21, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 63664 | 9,039 | 37.9172, -90.9142 |
Potosi has 1 ZIP code
ZIP Codes in Potosi, Missouri
January 21, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 63664 | 9,039 | 37.9172, -90.9142 |