There are 8 zip codes in Fayette County, Illinois. The most populated is 62471, located in Vandalia. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
6247110,305Vandalia
620802,688Ramsey
624582,275Saint Elmo
624182,076Brownstown
628381,540Farina
62880636Saint Peter
62885369Shobonier
62011273Bingham
showing: 8 rows

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