Colchester, IL zip code
Colchester, Illinois uses one zip code: 62326. Most of it is in McDonough County. Together these zip codes are home to about 2.2K people.
Zip codes
1
Population
2.2K
All zips combined
Largest zip
62326
2,236 residents
Zip codes in Colchester
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 62326 | 2,236 | $65,000 |