AutoZone, Inc. is a retailer and a distributor of automotive replacement parts and accessories in the United States. The Company operates in two segments: Auto Parts Stores and Other. The Auto Parts Stores segment is a retailer and distributor of automotive parts and accessories through the Company�s 5,201 stores in the United States, Puerto Rico, Mexico and Brazil. Each store carries a product line for cars, sport utility vehicles, vans and light trucks, including new and remanufactured automotive hard parts, maintenance items, accessories and non-automotive products. The Other category reflects business activities of three operating segments, including include ALLDATA, which produces, sells and maintains diagnostic and repair information software used in the automotive repair industry; E-commerce, which includes direct sales to customers through www.autozone.com, and AutoAnything, which includes direct sales to customers through www.autoanything.com.