14 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 32765 | Oviedo | 63,646 |
| 32771 | Sanford | 59,708 |
| 32792 | Winter Park | 52,794 |
| 32708 | Winter Springs | 48,034 |
| 32746 | Lake Mary | 45,970 |
| 32707 | Casselberry | 40,018 |
| 32714 | Altamonte Springs | 37,481 |
| 32773 | Sanford | 33,184 |
| 32779 | Longwood | 29,106 |
| 32750 | Longwood | 25,853 |
| 32701 | Altamonte Springs | 24,866 |
| 32766 | Oviedo | 15,966 |
| 32730 | Casselberry | 6,158 |
| 32732 | Geneva | 5,164 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 14 ZCTAs in Seminole County, Florida (US Census).