Saint Peter, IL
ZIP Codes in Saint Peter, Illinois
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 62880 | 636 | 38.8675, -88.8859 |
Saint Peter has 1 ZIP code
ZIP Codes in Saint Peter, Illinois
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 62880 | 636 | 38.8675, -88.8859 |