Fatburger is located at 2318 N Tustin St # C, Orange, CA. This business specializes in Burgers and Restaurants. Fatburger is open Mon, 10:05am-9pm ; Tue, 10:05am-9pm ; Wed, 10:05am-9pm ; Thu, 10:05am-9pm ; Fri, Closed ; Sat, Closed ; Sun, 10:05am-9pm. and accepts Cash, Discover, Mastercard and Visa.