20 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 52722 | Bettendorf | 41,264 |
| 52806 | Davenport | 26,871 |
| 52804 | Davenport | 26,835 |
| 52803 | Davenport | 22,742 |
| 52807 | Davenport | 15,617 |
| 52748 | Eldridge | 9,594 |
| 52802 | Davenport | 9,466 |
| 52753 | Le Claire | 6,020 |
| 52726 | Blue Grass | 5,160 |
| 52773 | Walcott | 2,389 |
| 52756 | Long Grove | 1,982 |
| 52801 | Davenport | 1,788 |
| 52768 | Princeton | 1,352 |
| 52746 | Donahue | 1,240 |
| 52728 | Buffalo | 984 |
| 52769 | Stockton | 698 |
| 52745 | Dixon | 443 |
| 52765 | New Liberty | 427 |
| 52767 | Pleasant Valley | 386 |
| 52758 | McCausland | 298 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 20 ZCTAs in Scott County, Iowa (US Census).