404th Avenue in Letcher Township, South Dakota

404th Avenue in Sanborn County is a two-lane local road. It runs in a north-south direction and crosses 233rd Street, 234th Street, 235th Street, 236th Street, 237th Street, 238th Street, 239th Street, East Main Street, East Iowa Street, East Wisconsin Street, 241st Street and 242nd Street. It ends in a cul-de-sac and connects Letcher, Letcher Township and Logan Township. 404th Avenue also exists in Jackson Township and Silver Creek Township.