ICAO		IATA		Other		Location
				3V0		Fairburn [Custer State Park Airport], South Dakota, US (153 mi / 247 km W)
				ND12		Hazelton [Snyders Airport], North Dakota, US (153 mi / 247 km N)
				SD42		Keystone [Rushmore Heliport], South Dakota, US (153 mi / 247 km W)
				2SD5		Sturgis [Sturgis Heliport], South Dakota, US (154 mi / 247 km W)
				SD62		Keystone [Borglum Heliport], South Dakota, US (154 mi / 247 km W)
				SD70		Keystone [Rushmore Heliport], South Dakota, US (154 mi / 248 km W)
				SD03		Winfred [Calico Field], South Dakota, US (154 mi / 248 km E)
				SD18		Rapid City [Keystone Heliport], South Dakota, US (154 mi / 248 km W)
				GC0067		Keystone [Mt. Rushmore Helipad], South Dakota, US (155 mi / 250 km W)
				0NE1		Ashby [Runner Landing Area Airport], Nebraska, US (156 mi / 250 km SW)
				1D7		Webster [The Sigurd Anderson Airport], South Dakota, US (156 mi / 251 km NE)
				Y71		Elgin [Muni], North Dakota, US (156 mi / 251 km NW)
KONL		ONL		ONL		O'Neill [The O'Neill Muni-John L Baker Field], Nebraska, US (157 mi / 253 km SE)
				1SD1		Scotland [Burke Field], South Dakota, US (157 mi / 253 km SE)
				SD19		Badger [Andersen Farms Airport], South Dakota, US (158 mi / 254 km E)
				SD61		Tyndall [Plihal Farms Airport], South Dakota, US (158 mi / 254 km SE)
KHEI				HEI		Hettinger [Hettinger/JB Lindquist Regional], North Dakota, US (158 mi / 255 km NW)
				2NE4		Gordon [Spring Lake Airport], Nebraska, US (158 mi / 255 km SW)
				51D		Edgeley [Muni], North Dakota, US (159 mi / 256 km NE)
				95NE		Verdigre [Lightner Ranch Airport], Nebraska, US (160 mi / 258 km SE)