9 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 63650 | Ironton | 3,600 |
| 63621 | Arcadia | 1,632 |
| 63620 | Annapolis | 1,036 |
| 63623 | Belleview | 895 |
| 63663 | Pilot Knob | 649 |
| 63656 | Middle Brook | 576 |
| 63636 | Des Arc | 446 |
| 65439 | Bixby | 55 |
| 63675 | Vulcan | 24 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 9 ZCTAs in Iron County, Missouri (US Census).