390th Avenue in Richland Township, Brown County, South Dakota

390th Avenue in Brown County is a gravel unclassified road. It runs in a north-south direction and crosses 102nd Street, 103rd Street, 104th Street, 105th Street, 106th Street, 107th Street, 108th Street, 109th Street, 110th Street, 111th Street and 112th Street. It connects Brainard Township, Richland Township and Savo Township. 390th Avenue also exists in West Rondell Township, Gem Township, Ordway Township and Garland Township.