Charter Oak, IA
ZIP Codes in Charter Oak, Iowa
January 13, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 51439 | 771 | 42.0828, -95.5891 |
Charter Oak has 1 ZIP code
ZIP Codes in Charter Oak, Iowa
January 13, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 51439 | 771 | 42.0828, -95.5891 |