Live Chat I-90 Community Nearby Traffic Hat Mountain (Poi peak) 2024-05-05 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Hat Mountain (Poi Peak) Hill City, SD 21.91 Lead, SD 25.99 Nemo, SD 28.28 Interstate highway exits close to Hat Mountain (Poi Peak) Exit 44, i90 40.55 Exit 46, i90 41.10 Exit 40, i90 41.35 Interstate highways close to Hat Mountain (Poi Peak) i90 map 40.55 i25 map 191.02 i94 map 300.33 State roads close to Hat Mountain (Poi Peak) US 85 SD map 18.15 US 85 WY map 19.32 US 385 SD map 21.30