ICAO		IATA		Other		Location
				SD91		Spearfish [Star Aviation Number 1 Heliport], South Dakota, US (2 mi / 3 km SE)
KSPF		SPF		SPF		Spearfish [Black Hills-Clyde Ice Field], South Dakota, US (3 mi / 4 km E)
				SD90		Spearfish [Mitchells Strip], South Dakota, US (3 mi / 5 km SE)
KEFC				EFC		Belle Fourche [Muni], South Dakota, US (17 mi / 27 km N)
				2SD5		Sturgis [Sturgis Heliport], South Dakota, US (17 mi / 28 km E)
				3SD5		Lead [Dilligaf Heliport], South Dakota, US (19 mi / 30 km S)
				SD26		Sturgis [Mike Jacob Sturgis Heliport], South Dakota, US (20 mi / 32 km E)
				SD35		Sturgis [Bruch Airfield], South Dakota, US (22 mi / 35 km E)
				SD24		Sturgis [Eden Valley Airport], South Dakota, US (22 mi / 35 km E)
				49B		Sturgis [Muni], South Dakota, US (23 mi / 37 km E)
				2SD0		Nemo [Paradise Valley Airport], South Dakota, US (29 mi / 46 km SE)
				WY53		Four Corners [Moburg Aero Airport], Wyoming, US (32 mi / 51 km SW)
				SD25		Piedmont [Infinity Landing Airport], South Dakota, US (35 mi / 56 km SE)
				WY55		Sundance [Taylor Field], Wyoming, US (38 mi / 61 km W)
				W43		Hulett [Muni], Wyoming, US (38 mi / 61 km W)
				26SD		Radip City [Shooting Star Ranch Heliport], South Dakota, US (42 mi / 68 km SE)
				SD40		Rapid City [Rapid City Regional Hospital Heliport], South Dakota, US (43 mi / 69 km SE)
				WY14		Hulett [Ipy Ranch Airport], Wyoming, US (43 mi / 70 km W)
KRCA		RCA		RCA		Rapid City [Ellsworth AFB], South Dakota, US (43 mi / 70 km SE)
				DETO		Devils Tower National Monument [Devils Tower NM], Wyoming, US (44 mi / 71 km W)