ICAO		IATA		Other		Location
				6SD4		Edgemont [Xpoint Airport], South Dakota, US (54 mi / 87 km SW)
				1SD6		Oelrich's [Bogner No II Airport], South Dakota, US (54 mi / 87 km S)
				SD98		Enning [Barber Airport], South Dakota, US (60 mi / 97 km NE)
				83V		Upton [Muni], Wyoming, US (61 mi / 98 km W)
				6V4		Wall [Muni], South Dakota, US (61 mi / 98 km E)
KEFC				EFC		Belle Fourche [Muni], South Dakota, US (62 mi / 100 km N)
				WY55		Sundance [Taylor Field], Wyoming, US (68 mi / 109 km NW)
KCDR		CDR		CDR		Chadron [Muni], Nebraska, US (74 mi / 119 km S)
				01WY		Moorcroft [Keyhole Airport], Wyoming, US (75 mi / 120 km NW)
				WY09		Dull Center (SW Clareton) [Sherwin Field Number 1 Airport], Wyoming, US (76 mi / 122 km W)
KIEN		XPR		IEN		Pine Ridge, South Dakota, US (76 mi / 123 km SE)
				60NE		Chadron [Chadron Community Hospital Heliport], Nebraska, US (76 mi / 123 km S)
				W43		Hulett [Muni], Wyoming, US (77 mi / 124 km NW)
				SD69		Interior [Badlands Heliport], South Dakota, US (78 mi / 126 km E)
				DETO		Devils Tower National Monument [Devils Tower NM], Wyoming, US (79 mi / 128 km NW)
				WY14		Hulett [Ipy Ranch Airport], Wyoming, US (80 mi / 129 km NW)
				SD72		Opal [Vig Ranch Airfield], South Dakota, US (81 mi / 130 km NE)
				1SD4		Faith [Vig Limousin Airport], South Dakota, US (86 mi / 138 km NE)
				SD04		Opal [Keystone Xl Opal Heliport], South Dakota, US (88 mi / 142 km NE)
				0SD7		Wanblee [Porch Ranch Airport], South Dakota, US (90 mi / 145 km E)