Live Chat I-40 Community Nearby Traffic US 21 (NC) 2024-06-19 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 21 (NC) Scotts, NC 11.57 Barium Springs, NC 13.62 Olin, NC 14.54 Interstate highway exits close to US 21 (NC) Exit 54, i77 2.09 Exit 151, i40 3.71 Exit 152b a, i40 3.81 Interstate highways close to US 21 (NC) i77 map 2.09 i40 map 3.71 i85 map 41.34 State roads close to US 21 (NC) US 21 NC map 0.88 NC 115 map 3.75 US 64 NC map 4.53