Janesville, IL
ZIP Codes in Janesville, Illinois
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 62435 | -- | 39.3743, -88.2445 |
Janesville has 1 ZIP code
ZIP Codes in Janesville, Illinois
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 62435 | -- | 39.3743, -88.2445 |