403rd Avenue in Shelby Township, South Dakota

403rd Avenue in Brown County is an unclassified road. It runs in a north-south direction starting from 103rd Street and crosses 104th Street, 105th Street, Railroad Road, 106th Street, 107th Street, 108th Street, 109th Street, 110th Street, SD Highway 10, 111th Street and 112th Street. It connects Hecla Township, Lansing Township and Shelby Township. 403rd Avenue also exists in West Hanson Township and Claremont Township.