State Route 610 (SR 610) in Prince William County, Virginia, United States, is a 6.2-mile-long (10.0 km) secondary state highway officially named Cardinal Drive west of U.S. Route 1 (US 1) and Neabsco Road to the east. It acts as a major east–west thoroughfare through the southeastern area of Prince William County, acting as part of the boundary between the communities Dale City and Montclair as well as bisecting the community of Leesylvania.