There are 7 zip codes in Putnam County, Illinois. The most populated is 61326, located in Granville. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON
Zip Code
Population
City
613262,083Granville
613271,385Hennepin
61560586Putnam
61336484Magnolia
61340480Mark
61335362McNabb
61363300Standard

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