ICAO		IATA		Other		Location
				CO10		Boulder [Lemons Private Strip], Colorado, US (46 mi / 74 km SW)
				CO45		Louisville [Adventhealth Avista Heliport], Colorado, US (46 mi / 74 km SW)
				WY45		Hillsdale [Michael Skypark Airport], Wyoming, US (46 mi / 74 km N)
KDEN		DEN		DEN		Denver [Intl], Colorado, US (46 mi / 74 km S)
				CD00		Boulder [Emancipation Hill Heliport], Colorado, US (47 mi / 76 km SW)
KBJC		BJC		BJC		Denver [Rocky Mountain Metro Airport], Colorado, US (48 mi / 77 km SW)
				WY05		Cheyenne [Skyview Airpark], Wyoming, US (48 mi / 77 km N)
				CD22		Thornton [North Suburban Medical Center Heliport], Colorado, US (48 mi / 78 km S)
				CO32		Denver [Capri Heliport], Colorado, US (49 mi / 78 km S)
				96CO		Bennet [Logan Airport], Colorado, US (49 mi / 79 km S)
				4CO4		Westminster [St. Anthony North Heliport], Colorado, US (50 mi / 80 km S)
KFMM				FMM		Fort Morgan [Muni], Colorado, US (50 mi / 80 km E)
				76CO		Bennett [Hoy Airstrip], Colorado, US (50 mi / 81 km S)
				CD14		Bennett [J & S Airport], Colorado, US (50 mi / 81 km S)
				CD09		Bennett [Yoder Airstrip], Colorado, US (52 mi / 83 km S)
				CO01		Denver [General Mail Facility Heliport], Colorado, US (52 mi / 83 km S)
				0CD1		Fort Morgan [Colorado Plains Medical Center Heliport], Colorado, US (52 mi / 83 km E)
				CD04		Westminster [S F Heliport], Colorado, US (52 mi / 84 km S)
KCFO				CFO		Denver [Colorado Air and Space Port Airport], Colorado, US (52 mi / 84 km S)
				82V		Pine Bluffs [Muni], Wyoming, US (53 mi / 85 km NE)