Mannheim Road, also known as La Grange Road from Cermak Road to U.S. Route 30 (Lincoln Highway), is a north–south major thoroughfare in the near-western suburbs of Chicago. It carries U.S. Routes 12 from Des Plaines to 95th St near Hickory Hills, 45 between Des Plaines on southwards past Frankfort, Illinois and carries U.S. Route 20 between Lake Street in Stone Park, Illinois and 95th St. near Hickory Hills, Illinois The road is named after a former town called Mannheim, Illinois that was founded by German farmers in what is now Franklin Park, Illinois. From Cermak Road on the Westchester/La Grange Park border and points to the south, it is known as La Grange Road. Mannheim Road skirts the eastern edge of O'Hare International Airport; numerous airport hotels and rental car services are loc