Being in operation for more than 70 years, Dollar General Corporation is one of the largest small-box discount retailers in the United States. Located in Phoenix, Ariz., it offers an array of products, such as food, snacks, health and beauty aids, cleaning supplies, basic apparel, house wares and seasonal items. The firm has more than 9,100 stores in 35 states. In addition to private brands, Dollar General Corporation sells products from America's most-trusted manufacturers such as Procter & Gamble, Kimberly-Clark, Unilever, Kellogg's, General Mills, Nabisco, Hanes, PepsiCo and Coca-Cola.