Live Chat I-77 Community Nearby Traffic US 21 SC 2024-04-28 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 21 SC Charlotte, NC 9.05 Rock Hill, SC 9.49 Pineville, NC 10.71 Interstate highway exits close to US 21 SC Exit 85, i77 3.01 Exit 88, i77 4.12 Exit 82b c, i77 5.03 Interstate highways close to US 21 SC i77 map 3.01 i85 map 22.87 i40 map 77.32 State roads close to US 21 SC SC 160 map 0.74 NC 160 map 3.89 US 21 SC map 4.58