Live Chat I-69 Community Nearby Traffic US 421 IN 2024-06-05 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 421 IN Zionsville, IN 7.34 Lebanon, IN 11.34 Indianapolis, IN 13.11 Interstate highway exits close to US 421 IN Exit 133, i65 5.21 Exit 130, i65 6.70 Exit 129, i65 8.38 Interstate highways close to US 421 IN i65 map 5.21 i465in map 10.85 i74 map 16.89 State roads close to US 421 IN US 52 IN map 5.19 US 421 IN map 5.99 IN 39 map 11.23