Armstrong, IL
ZIP Codes in Armstrong, Illinois
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 61812 | 288 | 40.2098, -87.9267 |
Armstrong has 1 ZIP code
ZIP Codes in Armstrong, Illinois
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 61812 | 288 | 40.2098, -87.9267 |