453310 Used Merchandise Stores This U.S. industry comprises establishments primarily engaged in retailing used merchandise, antiques, and secondhand goods (except motor vehicles, such as automobiles, RVs, motorcycles, and boats; motor vehicle parts; tires; and mobile homes). The data published with NAICS code 453310 are comprised of these parts of the following SIC industries: 5932 (pt) Antique stores 5932 (pt) Second-hand stores, except pawn shops