There are 13 zip codes in Muhlenberg County, Kentucky. The most populated is 42345, located in Greenville. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
4234511,091Greenville
4233010,184Central City
423371,743Drakesboro
423251,565Bremen
423241,080Belton
423441,064Graham
42339915Dunmor
42367886Powderly
42323810Beechmont
42321415Beech Creek
42326305Browder
42374109South Carrollton
42332102Cleaton

Zip Codes in Muhlenberg County, Kentucky by Population (2024)