ICAO		IATA		Other		Location
KAIA		AIA		AIA		Alliance [Muni], Nebraska, US (97 mi / 157 km SE)
				33NE		Hay Springs [Orr Ranch Airport], Nebraska, US (99 mi / 160 km E)
KIEN		XPR		IEN		Pine Ridge, South Dakota, US (101 mi / 162 km E)
				WY12		Gillette [Ohman Ranch Airport], Wyoming, US (101 mi / 162 km NW)
				9V5		Rushville [Modisett Airport], Nebraska, US (102 mi / 165 km E)
KCPR		CPR		CPR		Casper [Casper/Natrona County Intl], Wyoming, US (102 mi / 165 km W)
				26SD		Radip City [Shooting Star Ranch Heliport], South Dakota, US (106 mi / 170 km NE)
				24NE		Lakeside [Orr Airport], Nebraska, US (106 mi / 171 km E)
				WY05		Cheyenne [Skyview Airpark], Wyoming, US (106 mi / 171 km S)
				80V		Medicine Bow, Wyoming, US (107 mi / 172 km SW)
				3SD5		Lead [Dilligaf Heliport], South Dakota, US (107 mi / 173 km N)
				2SD0		Nemo [Paradise Valley Airport], South Dakota, US (109 mi / 176 km NE)
				SD40		Rapid City [Rapid City Regional Hospital Heliport], South Dakota, US (109 mi / 176 km NE)
				WY45		Hillsdale [Michael Skypark Airport], Wyoming, US (110 mi / 176 km S)
				WY22		Savageton [Iberlin Ranch Number 1 Airport], Wyoming, US (111 mi / 179 km NW)
				01WY		Moorcroft [Keyhole Airport], Wyoming, US (111 mi / 179 km N)
				WY50		Cheyenne [Cheyenne Echo Heliport], Wyoming, US (112 mi / 180 km S)
				82V		Pine Bluffs [Muni], Wyoming, US (112 mi / 180 km S)
KCYS		CYS		CYS		Cheyenne [Cheyenne Regional/Jerry Olson Field], Wyoming, US (112 mi / 180 km S)
				WY17		Medicine Bow [Ellis Ranch Airport], Wyoming, US (113 mi / 181 km SW)