Sun Inn is located at 871 Cobb Pkwy N, Marietta, GA. This business specializes in Hotels & Motels. Sun Inn is open Mon, Open 24 hours; Tue, Open 24 hours; Wed, Open 24 hours; Thu, Open 24 hours; Fri, Open 24 hours; Sat, Open 24 hours; Sun, Open 24 hours and accepts Mastercard and Visa.