Johnston City, IL zip code
Johnston City, Illinois uses one zip code: 62951. Most of it is in Williamson County. Together these zip codes are home to about 5.3K people.
Zip codes
1
Population
5.3K
All zips combined
Largest zip
62951
5,342 residents
Zip codes in Johnston City
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 62951 | 5,342 | $50,657 |