Sidney, IL
ZIP Codes in Sidney, Illinois
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 61877 | 1,185 | 39.9929, -88.0759 |
Sidney has 1 ZIP code
ZIP Codes in Sidney, Illinois
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 61877 | 1,185 | 39.9929, -88.0759 |