ICAO		IATA		Other		Location
KRCA		RCA		RCA		Rapid City [Ellsworth AFB], South Dakota, US (91 mi / 147 km N)
				5V8		Kadoka [Muni], South Dakota, US (92 mi / 149 km NE)
				SD25		Piedmont [Infinity Landing Airport], South Dakota, US (98 mi / 157 km N)
				2SD0		Nemo [Paradise Valley Airport], South Dakota, US (98 mi / 157 km N)
				SD07		Philip [Keystone Xl Philip Heliport], South Dakota, US (99 mi / 159 km NE)
KSUO				SUO		Rosebud [Rosebud Sioux Tribal Airport], South Dakota, US (99 mi / 160 km E)
				1SD7		Rosebud [Rosebud Comprehensive Health Care Facility Heliport], South Dakota, US (100 mi / 161 km E)
KPHP		PHP		PHP		Philip, South Dakota, US (101 mi / 162 km NE)
KMHN		MHN		MHN		Mullen [Hooker County Airport], Nebraska, US (102 mi / 164 km SE)
KOKS		OKS		OKS		Oshkosh [Garden County/King Rhiley Field], Nebraska, US (102 mi / 164 km S)
				82NE		Mullen [DRC Airport], Nebraska, US (102 mi / 165 km SE)
				84NE		Mullen [Hooker County Airport], Nebraska, US (103 mi / 165 km SE)
				NE33		Arthur [Muni], Nebraska, US (104 mi / 167 km SE)
				1NE6		Dalton [Miller Airstrip], Nebraska, US (104 mi / 168 km S)
KECS		ECS		ECS		Newcastle [Mondell Field], Wyoming, US (106 mi / 171 km NW)
				3SD5		Lead [Dilligaf Heliport], South Dakota, US (108 mi / 174 km NW)
KGUR				GUR		Guernsey [Camp Guernsey Airport], Wyoming, US (109 mi / 176 km W)
				WY53		Four Corners [Moburg Aero Airport], Wyoming, US (110 mi / 177 km NW)
KVTN		VTN		VTN		Valentine [Miller Field], Nebraska, US (111 mi / 179 km E)
				SD98		Enning [Barber Airport], South Dakota, US (112 mi / 180 km N)