Five Guys is a clean, friendly environment for a quick meal or snack. Since the first restaurant opened in Arlington, VA in 1986, Five Guys chain restaurants have expanded to over 550 locations in over 35 states. According to the Five Guys Web site, there are over 250,000 possible ways to order a burger at Five Guys. It uses fresh ground beef, peanut oil, and its menu is trans-fat free.