Lamont, KS

ZIP code 66855 covers the city of Lyndon, Kansas. This small town is known for its historic and charming downtown area, featuring local shops and restaurants. One of the most notable landmarks in Lyndon is the Osage County Courthouse, a beautiful building that dates back to the late 19th century. Another key attraction is Pomona State Park, offering outdoor recreational activities such as camping, fishing, and boating.