ICAO		IATA		Other		Location
				CD15		Simla [High Plains Airport], Colorado, US (45 mi / 72 km E)
				24CO		Boulder [Building 910 Heliport], Colorado, US (45 mi / 72 km N)
				CO58		Firestone [Wings N Things Airpark & Museum], Colorado, US (45 mi / 73 km N)
				CO57		Firestone [Rhoads Heliport], Colorado, US (46 mi / 74 km N)
KCOS		COS		COS		Colorado Springs [City of Colorado Springs Muni (Peterson AFB)], Colorado, US (46 mi / 74 km S)
				CO68		Frederick [Frederick-Firestone F S #2 Heliport], Colorado, US (46 mi / 75 km N)
				93CO		Lake George [Antelope Airpark], Colorado, US (47 mi / 75 km SW)
				18V		Hudson [Platte Valley Airpark], Colorado, US (47 mi / 75 km N)
				25CD		Hartsel [Lux Field], Colorado, US (47 mi / 75 km SW)
				CO04		Keenesburg [Denning Airport], Colorado, US (47 mi / 76 km NE)
				85CO		Niwot [Anderson Heliport], Colorado, US (47 mi / 76 km N)
				CD00		Boulder [Emancipation Hill Heliport], Colorado, US (47 mi / 76 km NW)
				1CD0		Longmont [Murphy Heliport], Colorado, US (48 mi / 77 km N)
				8CO7		Niwot [Colorado Antique Field], Colorado, US (48 mi / 77 km N)
				0CD4		Denver [Kauffman Heliport], Colorado, US (48 mi / 77 km N)
				CO82		Keenesburg [Land Airport], Colorado, US (48 mi / 78 km N)
				CO23		Longmont [Ashlawn Airport], Colorado, US (48 mi / 78 km N)
				CO4		Ellicott [Colorado Springs East Airport], Colorado, US (49 mi / 78 km SE)
KCQJ				CQJ		Colorado Springs [Cheyenne Mountain SFS Heliport], Colorado, US (49 mi / 79 km S)
				1CD2		Platteville [Reck Airstrip], Colorado, US (50 mi / 81 km N)