Interstate 77 (I-77) in the US state of Virginia is a 67-mile (108 km) north–south Interstate Highway serving Hillsville, Wytheville, and Bland. Running parallel to US Route 52 (US 52), I-77 passes through the Big Walker Mountain Tunnel and East River Mountain Tunnel, the latter on the West Virginia state line and one of only two land vehicular tunnels to cross a state line.

Hillsville is a town in Carroll County, Virginia, United States. The population was 2,897 at the 2020 census. It is the county seat of Carroll County.