Live Chat AI Agent Community US 421 KY 2024-06-15 Roadnow click anywhere on map to find more poi nearby Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 421 KY New Castle, KY 0.55 Eminence, KY 6.98 Smithfield, KY 9.95 Interstate highway exits close to US 421 KY Exit 34, i71 11.20 Exit 28, i71 11.27 Exit 22, i71 18.07 Interstate highways close to US 421 KY i71 map 11.20 i64 map 27.84 i75 map 51.36 State roads close to US 421 KY KY 146 map 0.08 KY 55 map 0.11 US 421 KY map 0.14