ICAO		IATA		Other		Location
				SD62		Keystone [Borglum Heliport], South Dakota, US (99 mi / 159 km SW)
				SD70		Keystone [Rushmore Heliport], South Dakota, US (99 mi / 159 km SW)
				GC0067		Keystone [Mt. Rushmore Helipad], South Dakota, US (100 mi / 161 km SW)
				Y27		Fort Yates [Standing Rock Airport], North Dakota, US (106 mi / 170 km NE)
				3V0		Fairburn [Custer State Park Airport], South Dakota, US (106 mi / 171 km SW)
				ND21		Fort Yates [Standing Rock Hospital Heliport], North Dakota, US (107 mi / 172 km NE)
				10SD		Wanblee [Wanblee Health Center Heliport], South Dakota, US (107 mi / 172 km S)
KPIR		PIR		PIR		Pierre [Pierre Regional], South Dakota, US (108 mi / 173 km SE)
				NA54		Westfield [Moser Airstrip], North Dakota, US (108 mi / 174 km NE)
				0SD9		Custer [Crazy Horse Heliport], South Dakota, US (109 mi / 175 km SW)
				0SD7		Wanblee [Porch Ranch Airport], South Dakota, US (109 mi / 175 km S)
				98D		Onida [Muni], South Dakota, US (109 mi / 175 km E)
				0SD5		Custer [The Fort Heliport], South Dakota, US (110 mi / 177 km SW)
				SD86		Custer [Monument Health Custer Hospital Heliport], South Dakota, US (110 mi / 177 km SW)
				SD74		Pollock [Vander Wal Airport], South Dakota, US (112 mi / 181 km NE)
				9SD7		Selby [Beaman Airport], South Dakota, US (112 mi / 181 km E)
				8F6		Murdo [Muni], South Dakota, US (113 mi / 182 km SE)
				WY56		Hulett [Pierce Ranch Airport], Wyoming, US (113 mi / 182 km W)
KCUT				CUT		Custer [Custer County Airport], South Dakota, US (113 mi / 182 km SW)
				0D8		Gettysburg [Muni], South Dakota, US (113 mi / 182 km E)