State Route 164 (SR 164) is a primary state highway in the U.S. state of Virginia. Known as the Western Freeway, the state highway runs from U.S. Route 17 (US 17) in Suffolk east to US 58 in Portsmouth. SR 164 is a four- to six-lane freeway that connects the northern parts of Suffolk and Portsmouth—and Newport News and Hampton via Interstate 664 (I-664)—with Downtown Portsmouth and through the Midtown Tunnel to Downtown Norfolk.