Live Chat I-75 Community Nearby Traffic US 421 (KY) 2024-06-03 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 421 (KY) Berea, KY 3.56 Bighill, KY 3.56 Waco, KY 15.19 Interstate highway exits close to US 421 (KY) Exit 87, i75 3.63 Exit 90, i75 4.23 Exit 95, i75 11.52 Interstate highways close to US 421 (KY) i75 map 3.63 i64 map 30.24 i71 map 118.80 State roads close to US 421 (KY) KY 52 map 0.32 KY 388 map 0.94 US 25 KY map 1.57