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ZIP codes in Franklin County, Kentucky

Franklin County, Kentucky has 9 ZIP codes in this list, from 40601 to 40622. All of them belong to Frankfort.

ZIP codePlaceLand area (sq mi)Map point
40601Frankfort21838.228, -84.870
40602Frankfortno area38.234, -84.875
40603Frankfortno area38.234, -84.875
40604Frankfortno area38.234, -84.875
40618Frankfortno area38.234, -84.875
40619Frankfortno area38.234, -84.875
40620Frankfortno area38.234, -84.875
40621Frankfortno area38.201, -84.873
40622Frankfortno area38.201, -84.873

The ZIP code areas of Franklin County add up to about 218 square miles of land (564 sq km) as the Census Bureau draws them. The largest is 40601 (Frankfort), with 218 square miles.

Places with more than one code here: Frankfort (9 codes).

Using these codes

Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.

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