ICAO		IATA		Other		Location
				1MT2		Billings [Skyrider Ultralight Flightpark], Montana, US (181 mi / 292 km NW)
				SD24		Sturgis [Eden Valley Airport], South Dakota, US (182 mi / 293 km E)
				6S3		Columbus [Woltermann Memorial Airport], Montana, US (182 mi / 293 km NW)
				49B		Sturgis [Muni], South Dakota, US (182 mi / 293 km E)
				SD35		Sturgis [Bruch Airfield], South Dakota, US (183 mi / 295 km E)
				SD40		Rapid City [Rapid City Regional Hospital Heliport], South Dakota, US (184 mi / 296 km E)
				1S3		Forsyth [Tillitt Field], Montana, US (184 mi / 297 km N)
				WY49		Rock Springs [Memorial Hospital of Sweetwater County Heliport], Wyoming, US (185 mi / 297 km SW)
				SD25		Piedmont [Infinity Landing Airport], South Dakota, US (185 mi / 298 km E)
				44MT		Columbus [S&L Edwards Airport], Montana, US (185 mi / 298 km NW)
				1SD6		Oelrich's [Bogner No II Airport], South Dakota, US (186 mi / 299 km E)
				6U7		Hysham, Montana, US (186 mi / 300 km N)
KRCA		RCA		RCA		Rapid City [Ellsworth AFB], South Dakota, US (191 mi / 308 km E)
				SD33		Camp Crook [Sky Ranch For Boys Airport], South Dakota, US (192 mi / 310 km NE)
KRAP		RAP		RAP		Rapid City [Rapid City Regional], South Dakota, US (192 mi / 310 km E)
				GRTE		Grand Teton National Park [Grand Teton NP], Wyoming, US (193 mi / 310 km W)
				4SD4		Rapid City [Dan's Airport], South Dakota, US (193 mi / 311 km E)
				WY19		Big Piney [Fish Creek Ranch Airport], Wyoming, US (193 mi / 311 km W)
				YELL		Yellowstone National Park [Yellowstone NP], Wyoming, US (194 mi / 311 km W)
				97M		Ekalaka, Montana, US (194 mi / 312 km NE)