ICAO		IATA		Other		Location
				SD62		Keystone [Borglum Heliport], South Dakota, US (51 mi / 83 km W)
				GC0067		Keystone [Mt. Rushmore Helipad], South Dakota, US (52 mi / 84 km W)
				SD18		Rapid City [Keystone Heliport], South Dakota, US (53 mi / 85 km W)
KHSR				HSR		Hot Springs [Muni], South Dakota, US (53 mi / 85 km SW)
				WICA		Wind Cave National Park [Wind Cave NP], South Dakota, US (53 mi / 86 km W)
				SD98		Enning [Barber Airport], South Dakota, US (54 mi / 86 km N)
				SD68		Hot Springs [Flying T Airport], South Dakota, US (54 mi / 87 km SW)
				SD25		Piedmont [Infinity Landing Airport], South Dakota, US (55 mi / 88 km NW)
				SD23		Hot Springs [Black Hills Health Care System Heliport], South Dakota, US (55 mi / 88 km W)
				1SD6		Oelrich's [Bogner No II Airport], South Dakota, US (57 mi / 91 km SW)
				SD86		Custer [Monument Health Custer Hospital Heliport], South Dakota, US (58 mi / 94 km W)
KCUT				CUT		Custer [Custer County Airport], South Dakota, US (59 mi / 96 km W)
				SD27		Hot Springs [Black Hills Flyway Airport], South Dakota, US (60 mi / 97 km W)
				0SD5		Custer [The Fort Heliport], South Dakota, US (61 mi / 98 km W)
				0SD9		Custer [Crazy Horse Heliport], South Dakota, US (61 mi / 98 km W)
				SD71		Oelrichs [Bogner Field], South Dakota, US (61 mi / 99 km SW)
				2SD0		Nemo [Paradise Valley Airport], South Dakota, US (61 mi / 99 km NW)
KGRN		GRN		GRN		Gordon [Muni], Nebraska, US (62 mi / 101 km S)
				57NE		Merriman [Cole Memorial Airport], Nebraska, US (65 mi / 104 km SE)
				9V5		Rushville [Modisett Airport], Nebraska, US (66 mi / 106 km S)