Interstate 40, runs south of the city, and has three exits that serve Lebanon. U.S. Route 70 connects the city to Nashville to the west and Smithville to the southeast. The western terminus of U.S. Route 70N is located in Lebanon, which connects to Carthage to the east. U.S. Route 231 connects the city to Murfreesboro to the south and Scottsville, Kentucky to the north. Hartmann Drive and Maddox-Simpson Parkway form a partial beltway around the city. The eastern terminus of Interstate 840 is located west of the city. State Route 109 passes west of the city and connects to Gallatin to the north. Secondary State Routes 141 and 166 also pass through Lebanon.