Live Chat I-90 Community Nearby Traffic US 85 SD 2024-06-02 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 85 SD Fruitdale, SD 10.25 Spearfish, SD 13.18 Whitewood, SD 15.40 Interstate highway exits close to US 85 SD Exit 10, i90 10.83 Exit 17, i90 11.17 Exit 12, i90 11.96 Interstate highways close to US 85 SD i90 map 10.83 i25 map 234.21 i94 map 258.63 State roads close to US 85 SD SD 34 map 1.19 US 85 SD map 8.37 US 14 SD map 10.79