ICAO		IATA		Other		Location
KFNL		FNL		FNL		Fort Collins/Loveland [Northern Colorado Regional], Colorado, US (140 mi / 225 km SW)
				0SD9		Custer [Crazy Horse Heliport], South Dakota, US (140 mi / 225 km N)
KLAR		LAR		LAR		Laramie [Laramie Regional], Wyoming, US (141 mi / 226 km W)
				2CD2		Loveland [Medical Center of The Rockies Heliport], Colorado, US (141 mi / 227 km SW)
				4NE8		Palisade [Malone M-Bar Ranch Airport], Nebraska, US (141 mi / 228 km SE)
				GC0067		Keystone [Mt. Rushmore Helipad], South Dakota, US (142 mi / 229 km N)
				CO81		Johnstown [Fought'N'Won Ultralight Flightpark], Colorado, US (142 mi / 229 km SW)
				SD70		Keystone [Rushmore Heliport], South Dakota, US (143 mi / 229 km N)
				SD62		Keystone [Borglum Heliport], South Dakota, US (143 mi / 230 km N)
				CD13		Deer Trail [Morris Airport], Colorado, US (143 mi / 230 km S)
				SD42		Keystone [Rushmore Heliport], South Dakota, US (143 mi / 230 km N)
				5CO2		Loveland [McKee Medical Center Heliport], Colorado, US (143 mi / 231 km SW)
				6NE8		Benkelman [Hoppy's Airport], Nebraska, US (144 mi / 232 km SE)
				SD18		Rapid City [Keystone Heliport], South Dakota, US (145 mi / 233 km N)
				CD17		Byers [Bijou Basin Airport], Colorado, US (145 mi / 233 km SW)
				CO82		Keenesburg [Land Airport], Colorado, US (145 mi / 233 km SW)
				CO04		Keenesburg [Denning Airport], Colorado, US (145 mi / 234 km SW)
				WY66		Douglas [Chamberlain Brothers Ranch Airport], Wyoming, US (146 mi / 234 km NW)
				42V		Benkelman [Jones Airport], Nebraska, US (146 mi / 235 km SE)
KVTN		VTN		VTN		Valentine [Miller Field], Nebraska, US (146 mi / 235 km NE)