Oregon Route 422

Oregon Route 422 (OR 422) is an Oregon state highway running from Modoc Point Road near Klamath Agency to US 97 near Chiloquin. OR 422 is known as the Chiloquin Highway No. 422 (see Oregon highways and routes). It is 5 mi long and runs east–west, entirely within Klamath County.

OR 422 was established in 2002 as part of Oregon's project to assign route numbers to highways that previously were not assigned. The route is mentioned on signage along U.S. 97, but no signage exists on OR 422 itself or at its junction with OR 62 as of July 2017.

OR 422 has an unsigned spur in Chiloquin, which runs 0.19 mi.

Route description
OR 422 begins at an intersection with Modoc Point Road approximately one mile south of Klamath Agency and heads east, crossing OR 62 0.16 mi east of the start of the route. OR 422 then continues east, crossing US 97 approximately 1 mi west of Chiloquin and turning southeast into Chiloquin. At the intersection of Chocktoot Street and Chiloquin Road in Chiloquin, OR 422S heads southeast along Chocktoot Street and OR 422 turns southwest along Chiloquin Road, ending at an intersection with US 97 approximately 0.60 mi beyond the city limits.

History
The Chiloquin Highway No. 422 was approved for designation as a secondary highway on November 13, 1931. It was designated on December 6, 1933. The OR 422 designation was applied to the Chiloquin Highway on May 14, 2002.

Spur route
Oregon Route 422S (OR 422S) is a spur route of OR 422 in Chiloquin. OR 422S is known as the Chiloquin Spur No. 488. OR 422S begins at the intersection of Chocktoot Street and Chiloquin Road in Chiloquin and heads southeast, ending just past the Williamson River.