Fort Leavenworth, KS

ZIP code 66027 encompasses the town of Fort Leavenworth in Kansas. This historic military base is home to the United States Disciplinary Barracks, the oldest and only maximum-security prison within the Department of Defense. Additionally, Fort Leavenworth houses the Fort Leavenworth National Cemetery, where many military veterans are laid to rest. The area is also known for its rich history and scenic views along the Missouri River.