ICAO		IATA		Other		Location
				SD07		Philip [Keystone Xl Philip Heliport], South Dakota, US (166 mi / 267 km NE)
				2CO3		Milliken [Jackrabbit Strip], Colorado, US (166 mi / 267 km S)
				5V8		Kadoka [Muni], South Dakota, US (166 mi / 268 km NE)
				33V		Walden [Walden-Jackson County Airport], Colorado, US (168 mi / 270 km SW)
				9CO7		Kersey [Devoe Airport], Colorado, US (168 mi / 270 km S)
				7CO7		Johnstown [Frontier Helicopters Heliport], Colorado, US (168 mi / 271 km S)
				11V		Greeley [Easton Airport (Valley View)], Colorado, US (168 mi / 271 km S)
				CO70		La Salle [Bigfoot Turf Airport], Colorado, US (168 mi / 271 km S)
				WY34		Lysite [Bridger Creek Airport], Wyoming, US (169 mi / 271 km W)
				CO81		Johnstown [Fought'N'Won Ultralight Flightpark], Colorado, US (169 mi / 272 km S)
KPHP		PHP		PHP		Philip, South Dakota, US (169 mi / 272 km NE)
				WY00		Ten Sleep [Red Reflet Ranch Airport], Wyoming, US (169 mi / 273 km NW)
KPIN						Piney Creek, Wyoming, US (170 mi / 274 km NW)
KFMM				FMM		Fort Morgan [Muni], Colorado, US (171 mi / 275 km S)
				9NE1		Brule [El-Co Airport], Nebraska, US (171 mi / 276 km SE)
				SD72		Opal [Vig Ranch Airfield], South Dakota, US (173 mi / 278 km NE)
				86CO		Berthoud [Lazy W Airport], Colorado, US (173 mi / 278 km S)
				24CD		Walden [Michigan River Ranch Heliport], Colorado, US (173 mi / 278 km SW)
				6CO6		Berthoud [Skywagon Ranch Airport], Colorado, US (173 mi / 278 km S)
				3CO8		Estes Park [E P M C Heliport], Colorado, US (174 mi / 280 km S)