10 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 84721 | Cedar City | 30,641 |
| 84720 | Cedar City | 25,708 |
| 84761 | Parowan | 3,044 |
| 84760 | Paragonah | 1,054 |
| 84714 | Beryl | 779 |
| 84756 | Newcastle | 390 |
| 84742 | Kanarraville | 386 |
| 84772 | Summit | 104 |
| 84719 | Brian Head | 74 |
| 84753 | Modena | 0 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 10 ZCTAs in Iron County, Utah (US Census).