Barnum Iowa Traffic 2024-11-13 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Barnum Iowa Clare, IA 8.86 mi Moorland, IA 10.03 mi Knierim, IA 11.38 miInterstate highway exits close to Barnum Iowa Exit 147, i35 64.50 mi Exit 144, i35 64.71 mi Exit 142b a, i35 64.96 miInterstate highways close to Barnum Iowa i35 map 64.50 mi i80 map 108.51 mi i90 map 127.56 miState roads close to Barnum Iowa IA 7 map 1.13 mi US 20 IA map 8.29 mi US 169 IA map 10.43 mi