Marble Rock, Iowa 50653
| Total Population: | 522 |
| Zip Code Information: |
Standard Postal Code Post Office |
| Daylight GMT Offset: | -05:00 (CDT) |
| Standard GMT Offset: |
-06:00 (CST) Central Standard Time |
| Business Addresses: | 1 |
| Business P.O. Boxes: | 12 |
| Residential Addresses: | 159 |
| Residential P.O. Boxes: | 159 |