Potomac, IL
ZIP Codes in Potomac, Illinois
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 61865 | 1,395 | 40.3027, -87.8021 |
Potomac has 1 ZIP code
ZIP Codes in Potomac, Illinois
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 61865 | 1,395 | 40.3027, -87.8021 |