Live Chat I-29 Community Nearby Traffic I 29 SD Exit 18, Northbound Traffic 2024-04-20 Roadnow Click for Real Time Traffic Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to I 29 SD Exit 18, Northbound Westfield, IA 13.14 Burbank, SD 13.97 Jefferson, SD 18.78 Interstate highway exits close to I 29 SD Exit 18, Northbound Exit 18, i29 7.28 Exit 26, i29 9.97 Exit 31, i29 15.89 Interstate highways close to I 29 SD Exit 18, Northbound i29 map 7.28 i229sd map 85.27 i90 map 97.64 State roads close to I 29 SD Exit 18, Northbound IA 3 map 6.49 IA 12 map 7.78 NE 12 map 15.29