Sioux City Iowa Traffic 2024-11-27 Roadnow Click for Real Time Traffic Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Sioux City Iowa South Sioux City, NE 3.50 mi Dakota City, NE 8.49 mi Big Sioux, SD 8.61 miInterstate highway exits close to Sioux City Iowa Exit 147a, i29 0.73 mi Exit 147b, i29 0.85 mi Exit 148, i29 1.47 miInterstate highways close to Sioux City Iowa i29 map 0.73 mi i229sd map 115.58 mi i680ne map 117.77 miState roads close to Sioux City Iowa US 77 NE IA map 1.42 mi US 75 NE map 4.98 mi US 75 IA map 5.47 mi