ICAO		IATA		Other		Location
KOVS				OVS		Boscobel, Wisconsin, US (51 mi / 82 km E)
				8WI8		Fennimore [Stupek Farms Airport], Wisconsin, US (51 mi / 82 km E)
				2IA4		Waterloo [CMC Heliport at West Ninth], Iowa, US (51 mi / 82 km SW)
				IA75		Waterloo [Mercyone Waterloo Medical Center Heliport], Iowa, US (51 mi / 82 km SW)
				73C		Lancaster [Muni], Wisconsin, US (52 mi / 83 km E)
				IA66		Cedar Falls [Mercyone Cedar Falls Medical Center Heliport], Iowa, US (52 mi / 84 km SW)
				WS91		Boscobel [Sky Hollow Airport], Wisconsin, US (52 mi / 84 km E)
				4IA3		Charles City [Floyd County Memorial Hospital Heliport], Iowa, US (52 mi / 84 km W)
				0IA8		Center Point [Hannen Airport], Iowa, US (53 mi / 86 km S)
KFKA				FKA		Preston [Fillmore County Airport], Minnesota, US (54 mi / 86 km NW)
				IA54		Dubuque [Anderson Airport], Iowa, US (54 mi / 86 km SE)
				WS51		Soldiers Grove [Leeward Farm Airport], Wisconsin, US (55 mi / 88 km NE)
				24IA		Cedar Falls [Isley Field], Iowa, US (55 mi / 89 km SW)
				Y51		Viroqua [Muni], Wisconsin, US (55 mi / 89 km NE)
				4IA7		Cedar Falls [Witcombe Field], Iowa, US (56 mi / 90 km SW)
				55Y		Rushford [Muni/Robert W Bunke Field], Minnesota, US (57 mi / 92 km N)
KVTI				VTI		Vinton [Vinton Veterans Memorial Airpark], Iowa, US (57 mi / 92 km S)
				84WI		La Crosse [Gunderson Lutheran Medical Center Heliport], Wisconsin, US (58 mi / 94 km N)
KMXO		MXO		MXO		Monticello [Monticello Regional], Iowa, US (59 mi / 95 km SE)
				68WI		La Crosse [Mayo Clinic Health System-Franciscan Healthcare Heliport], Wisconsin, US (59 mi / 96 km N)