U.S. Federal Route 56 is a east-west highway in Northern Lyons County. This is the main highway in this portion of the county. U.S. Rt. 56 passes through the following town in Lyons County. Allen U.S. Rt. 56 is not multi-plexed in Lyons County. U.S. Rt. 56 intersects the following highways in Lyons County. Kansas State Route 99, near Admire. Interstate 335, near Osage City. Kansas Turnpike, near Osage City. Kansas State Route 78, near Osage City.