Route 66 Historic Marker - Miami Unclaimed Landmarks & Icons Sign Guestbook Check In Share Save Guestbook Check In Share Save Address E 140 Rd Miami, OK 74354 About Us Roadside marker denoting historic Route 66 alignment. Get Directions Guestbook No guestbook entries yet. Be the first to leave a message for Route 66 Historic Marker - Miami! Sign Guestbook