Marshalltown, IA
ZIP Codes in Marshalltown, Iowa
December 14, 2025
| ZIP Code | Population | Coordinates |
|---|---|---|
| 50158 | 31,047 | 42.0498, -92.9007 |
Marshalltown has 1 ZIP code
ZIP Codes in Marshalltown, Iowa
December 14, 2025
| ZIP Code | Population | Coordinates |
|---|---|---|
| 50158 | 31,047 | 42.0498, -92.9007 |