Live Chat I-74 Community Nearby Traffic US 421 IN 2024-06-03 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 421 IN Boggstown, IN 6.92 Fountaintown, IN 8.01 Indianapolis, IN 9.41 Interstate highway exits close to US 421 IN Exit 103, i74 4.25 Exit 109, i74 6.14 Exit 101, i74 7.29 Interstate highways close to US 421 IN i74 map 4.25 i65 map 15.70 i465in map 19.01 State roads close to US 421 IN US 421 IN map 3.76 US 52 IN map 10.77 IN 44 map 13.08