Live Chat AI Agent Community US 18 SD 2024-05-21 Roadnow click anywhere on map to find more poi nearby Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 18 SD Smithwick, SD 18.12 Oral, SD 22.60 Pringle, SD 24.26 Interstate highway exits close to US 18 SD Exit 57, i90 81.31 Exit 58, i90 81.45 Exit 55, i90 81.52 Interstate highways close to US 18 SD i90 map 81.31 i25 map 157.29 i80 map 242.68 State roads close to US 18 SD US 18 SD map 3.01 US 385 SD map 4.07 SD 471 map 28.09