ICAO		IATA		Other		Location
				CO09		Fort Lupton [Halliburton Office Heliport], Colorado, US (156 mi / 251 km S)
				SD70		Keystone [Rushmore Heliport], South Dakota, US (156 mi / 251 km NE)
				SD62		Keystone [Borglum Heliport], South Dakota, US (156 mi / 252 km NE)
				SD42		Keystone [Rushmore Heliport], South Dakota, US (157 mi / 252 km NE)
				20V		Kremmling [McElroy Airfield], Colorado, US (157 mi / 252 km S)
				NE34		Sidney [Fehringer Aerodrome], Nebraska, US (157 mi / 253 km SE)
				SD18		Rapid City [Keystone Heliport], South Dakota, US (157 mi / 253 km NE)
				WY24		Riverton [Riverton Memorial Hospital Heliport], Wyoming, US (157 mi / 253 km W)
				CO60		Keenesburg [Horseshoe Landings Airport], Colorado, US (157 mi / 253 km S)
				0CD6		Lafayette [Exempla Good Samaritan Heliport], Colorado, US (158 mi / 254 km S)
				WY55		Sundance [Taylor Field], Wyoming, US (158 mi / 254 km N)
				CO21		Craig [Craig Heliport], Colorado, US (158 mi / 254 km SW)
KCAG		CIG		CAG		Craig [Craig-Moffat Airport], Colorado, US (158 mi / 255 km SW)
				8CO0		Wiggins [Kent Airport], Colorado, US (159 mi / 255 km SE)
				CO45		Louisville [Adventhealth Avista Heliport], Colorado, US (159 mi / 255 km S)
				24NE		Lakeside [Orr Airport], Nebraska, US (159 mi / 256 km E)
KFMM				FMM		Fort Morgan [Muni], Colorado, US (159 mi / 256 km SE)
				54CO		Craig [The Memorial Hospital Heliport], Colorado, US (159 mi / 256 km SW)
				49CO		Roggen [Air Dusters Inc. Airport], Colorado, US (160 mi / 257 km SE)
				3CO2		Sterling [Mertens Airport], Colorado, US (160 mi / 257 km SE)