Mason city, Iowa ZIP Codes
1 ZIP codes | Population: 28,703
| ZIP Code | Population | Median Income | Median Home | Median Age |
|---|---|---|---|---|
| 50401 | 28,703 | $66,072 | $146,500 | 42.20 |
1 ZIP codes | Population: 28,703
| ZIP Code | Population | Median Income | Median Home | Median Age |
|---|---|---|---|---|
| 50401 | 28,703 | $66,072 | $146,500 | 42.20 |