AutoZone is the premier seller of aftermarket automotive parts, tools, and accessories to do-it-yourself customers in the United States. The company derives an increasing proportion of its sales from domestic commercial customers, although its presence in its home market is still dominated by its do-it-yourself operation, which accounts for around 70% of sales in country. AutoZone also has a growing presence in Mexico and Brazil. AutoZone had 7,140 stores in the U.S. (6,300), Mexico (740), and Brazil (100) as of the end of fiscal 2023.
