Baskin Robbins is located at 512 S Main St, O Fallon, MO. This business specializes in Ice Cream & Yogurt. Baskin Robbins is open Mon, 10am-9pm; Tue, 10am-9pm; Wed, 10am-9pm; Thu, 10am-9pm; Fri, 10am-10pm; Sat, 10am-10pm; Sun, 10am-9pm and accepts American Express, Cash, Discover, Mastercard and Visa.