Natural Bridge is an unincorporated community in Rockbridge County, Virginia, United States. The community is the site of Natural Bridge, a gorge and National Historic Landmark which gives the town its name. Natural Bridge is located at the junction of U.S. Route 11 and State Route 130; Interstate 81 passes to the northwest of the community. Natural Bridge has a post office with ZIP code 24578, which opened on June 1, 1800.