The National Automotive Parts Association, an automotive aftermarket supplier has been catering the auto parts distribution system needs of its clients in the United States for over 85 years. The store stocks over 375,000 parts and accessories for automotive and industrial applications in the industry. It manages over 6,000 NAPA Auto Parts Stores across the United States. National Automotive Parts Association operates around 69 distribution centers serving all 50 states in the United States. Based in Mesa, Ariz., the firm is one of the leaders in the automotive industry.