Frankfort, IL

ZIP code 60423 belongs to Frankfort, Illinois. This suburban area is known for its charming downtown area featuring a variety of shops and restaurants. Notable landmarks in the area include the Old Plank Road Trail, a popular biking and walking trail, as well as the Frankfort Historic District, which showcases beautifully preserved historic buildings. Additionally, residents and visitors can enjoy outdoor activities at the nearby Hickory Creek Preserve.