Fort Campbell, KY

ZIP code 42223 is located in the city of Franklin, Kentucky. This area is known for its charming downtown district, which features historic buildings and locally-owned shops and restaurants. A prominent landmark in ZIP code 42223 is the Simpson County Courthouse, a beautiful architectural structure that dates back to the 1880s. Additionally, visitors can explore the nearby Octagon Hall Museum, a historic octagon-shaped house that offers tours of its Civil War-era artifacts.