autozone is the nation's leading retailer and a leading distributor of automotive replacement parts and accessories with more than 4,400 stores in the us, puerto rico, and mexico. each store carries an extensive line for cars, sport utility vehicles, vans and light trucks, including new and remanufactured hard parts, maintenance items and accessories. since opening its first store in forrest city, ark. on july 4, 1979, the company has joined the new york stock exchange (nyse: azo) and earned a spot in the fortune 500.