66th Avenue Northwest in Parshall Segment Township, North Dakota

66th Avenue Northwest in Mountrail County is a single-lane, unpaved service road. It runs in a north-south direction and crosses 39th Street Northwest, 37th Street Northwest, 36th Street Northwest, 35th Street Northwest, 34th Street Northwest, 32nd Street Northwest and 31st Street Northwest. It ends in a cul-de-sac.