Dewey, IL zip code
Dewey, Illinois uses one zip code: 61840. Most of it is in Champaign County. Together these zip codes are home to about 612 people.
Zip codes
1
Population
612
All zips combined
Largest zip
61840
612 residents
Zip codes in Dewey
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 61840 | 612 | $84,891 |