66th Avenue Southeast in Sinclair Township, North Dakota

66th Avenue Southeast in Stutsman County is a single-lane, gravel service road (private). It runs in a north-south direction and crosses 43rd Street Southeast, 45th Street Southeast and 47th Street Southeast. It ends in a cul-de-sac and connects Crusator Township and Sinclair Township. 66th Avenue Southeast also exists in Windsor Township, Deer Lake Township, Valley Spring Township and Pipestem Valley Township.