Freeburg, IL zip code
Freeburg, Illinois uses one zip code: 62243. Most of it is in St. Clair County. Together these zip codes are home to about 6.4K people.
Zip codes
1
Population
6.4K
All zips combined
Largest zip
62243
6,418 residents
Zip codes in Freeburg
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 62243 | 6,418 | $103,342 |