Custer South Dakota Traffic 2024-11-06 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Custer South Dakota Hill City, SD 19.63 mi Pringle, SD 20.32 mi Keystone, SD 20.97 miInterstate highway exits close to Custer South Dakota Exit 55, i90 46.48 mi Exit 57, i90 47.74 mi Exit 58, i90 48.27 miInterstate highways close to Custer South Dakota i90 map 46.48 mi i25 map 178.51 mi i80 map 285.84 miState roads close to Custer South Dakota US 16 SD map 1.03 mi US 385 SD map 2.60 mi US 16A SD map 3.96 mi