ICAO		IATA		Other		Location
KGRN		GRN		GRN		Gordon [Muni], Nebraska, US (109 mi / 175 km SW)
				9SD7		Selby [Beaman Airport], South Dakota, US (110 mi / 177 km N)
KRBE				RBE		Bassett [Rock County Airport], Nebraska, US (111 mi / 178 km SE)
				SD80		Mobridge [Mobridge Regional Hospital Heliport], South Dakota, US (111 mi / 178 km N)
KMBG		MBG		MBG		Mobridge [Muni], South Dakota, US (111 mi / 179 km N)
				2SD3		Roscoe [Strouckel Farm Airport], South Dakota, US (112 mi / 179 km NE)
KIEN		XPR		IEN		Pine Ridge, South Dakota, US (112 mi / 180 km SW)
				SD72		Opal [Vig Ranch Airfield], South Dakota, US (113 mi / 181 km NW)
				3SD2		Box Elder [Kauer Airport (Private)], South Dakota, US (113 mi / 183 km W)
				1NE0		Brownlee [Higgins Bros Airport], Nebraska, US (114 mi / 183 km S)
				5SD3		Bowdle [Muni], South Dakota, US (114 mi / 184 km NE)
				4SD4		Rapid City [Dan's Airport], South Dakota, US (118 mi / 189 km W)
KRAP		RAP		RAP		Rapid City [Rapid City Regional], South Dakota, US (118 mi / 190 km W)
				D65		Corsica [Muni], South Dakota, US (120 mi / 193 km E)
KRCA		RCA		RCA		Rapid City [Ellsworth AFB], South Dakota, US (121 mi / 195 km W)
				8D8		Lake Andes [Muni], South Dakota, US (121 mi / 195 km SE)
				9V5		Rushville [Modisett Airport], Nebraska, US (122 mi / 196 km SW)
				SD04		Opal [Keystone Xl Opal Heliport], South Dakota, US (122 mi / 197 km NW)
				2SD4		Mount Vernon [Nicolaisen Airport], South Dakota, US (123 mi / 197 km E)
				SD55		Huron [Winter Airfield], South Dakota, US (123 mi / 198 km E)