There are 6 zip codes in Coles County, Illinois. The most populated is 61938, located in Mattoon. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON
Zip Code
Population
City
6193820,965Mattoon
6192020,923Charleston
619431,430Oakland
619311,336Humboldt
619121,173Ashmore
624401,055Lerna

Zip Codes in Coles County, Illinois by Population (2024)