ICAO		IATA		Other		Location
				CO81		Johnstown [Fought'N'Won Ultralight Flightpark], Colorado, US (22 mi / 35 km E)
				CO53		Fort Collins [Yankee Field], Colorado, US (22 mi / 35 km NE)
				ROMO		Rocky Mountain National Park [Rocky Mountain NP], Colorado, US (22 mi / 35 km W)
				CO23		Longmont [Ashlawn Airport], Colorado, US (23 mi / 37 km S)
				8CO7		Niwot [Colorado Antique Field], Colorado, US (23 mi / 37 km S)
				05CO		Mead [Rancho De Aereo Airport], Colorado, US (23 mi / 37 km SE)
				2CO3		Milliken [Jackrabbit Strip], Colorado, US (24 mi / 38 km E)
				85CO		Niwot [Anderson Heliport], Colorado, US (24 mi / 38 km S)
				45CO		Mead [Ag-Air Inc. Heliport], Colorado, US (24 mi / 39 km SE)
				1CD0		Longmont [Murphy Heliport], Colorado, US (26 mi / 42 km SE)
				24CO		Boulder [Building 910 Heliport], Colorado, US (26 mi / 42 km S)
				5CO5		Carr [Black Hollow Heliport], Colorado, US (26 mi / 42 km NE)
				67CO		Bracewell [Highline Farm Airstrip], Colorado, US (27 mi / 43 km E)
				CD00		Boulder [Emancipation Hill Heliport], Colorado, US (27 mi / 43 km S)
				7CO7		Johnstown [Frontier Helicopters Heliport], Colorado, US (27 mi / 43 km E)
KBDU		WBU		BDU		Boulder [Muni], Colorado, US (28 mi / 45 km S)
				CO68		Frederick [Frederick-Firestone F S #2 Heliport], Colorado, US (28 mi / 45 km SE)
				1CD1		Nunn [Reed Intl], Colorado, US (29 mi / 47 km NE)
				CO57		Firestone [Rhoads Heliport], Colorado, US (30 mi / 48 km SE)
				7CO0		Erie [Parkland Airport], Colorado, US (30 mi / 48 km SE)