ICAO		IATA		Other		Location
KSLB		SLB		SLB		Storm Lake [Muni], Iowa, US (103 mi / 166 km SE)
				15SD		Watertown [Brownlee Heliport], South Dakota, US (104 mi / 168 km N)
				40MN		Bingham Lake [Turner Field], Minnesota, US (105 mi / 168 km E)
				IA37		Ida Grove [Horn Memorial Hospital Heliport], Iowa, US (105 mi / 170 km SE)
KIDG		IDG		IDG		Ida Grove [Muni], Iowa, US (106 mi / 171 km SE)
KONL		ONL		ONL		O'Neill [The O'Neill Muni-John L Baker Field], Nebraska, US (106 mi / 171 km SW)
				0SD2		Watertown [Prairie Lakes West Heliport], South Dakota, US (106 mi / 171 km N)
				8MN4		Vesta [Lightfoot Farms Airport], Minnesota, US (106 mi / 171 km NE)
KATY		ATY		ATY		Watertown [Watertown Regional], South Dakota, US (107 mi / 172 km N)
				NE62		Madison [Ochsner Heliport], Nebraska, US (108 mi / 173 km S)
				NE73		Ewing [Creekview Airport], Nebraska, US (110 mi / 176 km SW)
				NE44		Elgin [Koinzan Airport], Nebraska, US (111 mi / 179 km SW)
				8D7		Clark [Clark County Airport], South Dakota, US (111 mi / 179 km N)
KEST		EST		EST		Estherville [Muni], Iowa, US (113 mi / 182 km E)
				60MN		Seaforth [Fuhr Flying Service Airport], Minnesota, US (114 mi / 183 km NE)
				41NE		Ewing [Vandersnick Airport], Nebraska, US (114 mi / 183 km SW)
				6NE3		Tekamah [Beaver Landing Airport], Nebraska, US (114 mi / 184 km SE)
				3SD6		Watertown [Living Earth Heliport], South Dakota, US (114 mi / 184 km N)
				IA26		Nemaha [Davis Airport], Iowa, US (115 mi / 184 km SE)
				SD94		Revillo [Lundin Airport], South Dakota, US (115 mi / 185 km N)