ICAO		IATA		Other		Location
				6SD4		Edgemont [Xpoint Airport], South Dakota, US (56 mi / 90 km S)
				SD71		Oelrichs [Bogner Field], South Dakota, US (57 mi / 92 km S)
KEFC				EFC		Belle Fourche [Muni], South Dakota, US (57 mi / 92 km N)
				1SD6		Oelrich's [Bogner No II Airport], South Dakota, US (59 mi / 95 km S)
				SD98		Enning [Barber Airport], South Dakota, US (61 mi / 98 km NE)
				WY55		Sundance [Taylor Field], Wyoming, US (62 mi / 100 km NW)
				6V4		Wall [Muni], South Dakota, US (64 mi / 103 km E)
				01WY		Moorcroft [Keyhole Airport], Wyoming, US (69 mi / 112 km NW)
				W43		Hulett [Muni], Wyoming, US (72 mi / 115 km NW)
				WY09		Dull Center (SW Clareton) [Sherwin Field Number 1 Airport], Wyoming, US (73 mi / 118 km SW)
				DETO		Devils Tower National Monument [Devils Tower NM], Wyoming, US (74 mi / 119 km NW)
				WY14		Hulett [Ipy Ranch Airport], Wyoming, US (75 mi / 121 km NW)
KCDR		CDR		CDR		Chadron [Muni], Nebraska, US (79 mi / 127 km S)
				SD72		Opal [Vig Ranch Airfield], South Dakota, US (80 mi / 128 km NE)
				60NE		Chadron [Chadron Community Hospital Heliport], Nebraska, US (81 mi / 131 km S)
KIEN		XPR		IEN		Pine Ridge, South Dakota, US (82 mi / 131 km SE)
				SD69		Interior [Badlands Heliport], South Dakota, US (83 mi / 133 km E)
				1SD4		Faith [Vig Limousin Airport], South Dakota, US (85 mi / 137 km NE)
				22WY		Rozet [Kissack/Reynolds Airport], Wyoming, US (85 mi / 137 km W)
				SD04		Opal [Keystone Xl Opal Heliport], South Dakota, US (87 mi / 139 km NE)