Live Chat I-94 Community Nearby Traffic US 421 IN 2024-06-11 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 421 IN Beverly Shores, IN 8.66 New Buffalo, MI 13.40 La Porte, IN 17.42 Interstate highway exits close to US 421 IN Exit 34b a, i94 5.65 Exit 40b a, i94 5.92 Exit 49, i80 13.02 Interstate highways close to US 421 IN i94 map 5.65 i80 map 13.02 i90 map 13.02 State roads close to US 421 IN US 12 IN map 1.79 US 20 IN map 2.27 US 421 IN map 3.27