Winigan, MO

ZIP code 63566 covers Unionville and surrounding rural areas in northern Missouri’s Putnam County. Unionville is the county seat, centered on its courthouse square, where the Putnam County Courthouse is a prominent civic landmark. Nearby Lake Thunderhead is a major recreational feature for boating and fishing. Unionville City Park and the Putnam County Fairgrounds also serve as local gathering places and venues for community events.