Live Chat I-74 Community Nearby Traffic US 421 IN 2024-04-30 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 421 IN Saint Paul, IN 5.57 Shelbyville, IN 11.44 Manilla, IN 12.88 Interstate highway exits close to US 421 IN Exit 123, i74 3.58 Exit 119, i74 4.88 Exit 116, i74 9.51 Interstate highways close to US 421 IN i74 map 3.58 i65 map 25.65 i70 map 41.09 State roads close to US 421 IN US 421 IN map 3.19 IN 244 map 4.48 IN 44 map 9.46