4 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 62859 | McLeansboro | 5,199 |
| 62828 | Dahlgren | 1,642 |
| 62817 | Broughton | 571 |
| 62829 | Dale | 103 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 4 ZCTAs in Hamilton County, Illinois (US Census).