There are 12 zip codes in Ohio County, Kentucky. The most populated is 42320, located in Beaver Dam. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON
Zip Code
Population
City
423208,913Beaver Dam
423475,419Hartford
423783,490Whitesville
423491,933Horse Branch
423431,658Fordsville
423281,173Centertown
42333760Cromwell
42361696Olaton
42369246Rockport
42354205McHenry
4237083Rosine
4233827Dundee

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