Live Chat I-81 Community Nearby Traffic US 321 TN 2024-05-26 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 321 TN Johnson City, TN 7.42 Piney Flats, TN 7.83 Elizabethton, TN 8.36 Interstate highway exits close to US 321 TN Exit 22, i26 8.83 Exit 23, i26 8.94 Exit 24, i26 9.29 Interstate highways close to US 321 TN i26 map 8.83 i81 map 19.39 i40 map 82.95 State roads close to US 321 TN TN 400 map 1.33 US 321 TN map 4.41 TN 362 map 5.34