Live Chat I-35 Community Nearby Traffic US 18 IA 2024-05-28 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 18 IA Ventura, IA 8.09 Mason City, IA 11.82 Fertile, IA 14.25 Interstate highway exits close to US 18 IA Exit 193, i35 2.35 Exit 194, i35 2.53 Exit 190, i35 5.28 Interstate highways close to US 18 IA i35 map 2.35 i90 map 59.78 i80 map 161.24 State roads close to US 18 IA US 18 IA map 0.64 IA 27 map 2.40 IA COUNTY R68 map 14.02