AMP: Chiloquin Spur Hwy #488/4 Location: Chocktoot St and OR 422, Chiloquin No reassurance shield as unsigned 422S begins. The highway is very short- heading  just to that white building in the distance. AMP: 4 Location: Chocktoot St and Klamath Ave, Chiloquin Oregon 422S ends.  E to US-97, W to US-97