MAPCO Express Inc. is a subsidiary of Delek US Holdings Inc. The company operates 420 convenience stores in eight states under the MAPCO Express, MAPCO Mart, East Coast, Discount Food Mart, Fast Food and Fuel, Delta Express and Favorite Markets brand names. Its stores sell fuel under various brand names including BP, Shell, Conoco, Exxon, Chevron and unbranded fuels. It is one of the largest company-operated convenience store chains in the United States and one of the leading C-store operators in the Southeast.