State Route 703 (SR 703) is the designation of the Maine Turnpike Authority Approach Road, a road located in South Portland, Maine. It connects U.S. Route 1 (US 1) and State Route 9 to the Maine Turnpike (Interstate 95, I-95), as well as I-295 and The Maine Mall. Except at its endpoints, it is a four-lane freeway with a speed limit.
