ICAO		IATA		Other		Location
KBKX		BKX		BKX		Brookings [Brookings Regional], South Dakota, US (84 mi / 135 km W)
				67MN		Atwater [Pagel's Field], Minnesota, US (84 mi / 136 km N)
				1SD9		Sioux Falls [Sanford Usd Medical Center Heliport], South Dakota, US (85 mi / 136 km W)
		CTK		7G9		Canton [Muni], South Dakota, US (85 mi / 137 km SW)
				10D		Winsted [Muni], Minnesota, US (85 mi / 137 km NE)
				9MN6		Jordan [Merill L Harris Field], Minnesota, US (85 mi / 137 km NE)
				00SD		Gary [Homan Field], South Dakota, US (85 mi / 138 km NW)
KSXK				SXK		Maurice [Sioux County Regional], Iowa, US (86 mi / 139 km SW)
				2SD6		Sioux Falls [Avera Heart Hospital of South Dakota Heliport], South Dakota, US (88 mi / 141 km SW)
				0MN1		New Prague [Mayo Clinic Health System - New Prague Heliport], Minnesota, US (88 mi / 141 km NE)
				IA13		Cherokee [Cherokee Regional Medical Center Heliport], Iowa, US (88 mi / 142 km S)
				17SD		Gary [Stone's Conservation Airport], South Dakota, US (88 mi / 142 km NW)
				IA83		Livermore [Kohlhaas Airport], Iowa, US (89 mi / 143 km SE)
				MN49		Montgomery [Tuma Airport], Minnesota, US (89 mi / 143 km E)
				MN63		Jordan [Stocker Airport], Minnesota, US (89 mi / 144 km NE)
				13MN		Waconia [Ridgeview Medical Center Heliport], Minnesota, US (90 mi / 144 km NE)
				6MN6		Waconia [Goose Lake SPB], Minnesota, US (90 mi / 144 km NE)
				Y14		Tea [Marv Skie-Lincoln County Airport], South Dakota, US (90 mi / 144 km SW)
KCKP				CKP		Cherokee [Cherokee County Regional], Iowa, US (90 mi / 145 km S)
				2IA9		Crystal Lake [South 80 Field], Iowa, US (91 mi / 146 km SE)