ICAO		IATA		Other		Location
				30IS		Genoa [Aero Lake Estates Airport], Illinois, US (30 mi / 49 km SE)
				48LL		Leaf River [Rock Cut Farms Airport], Illinois, US (30 mi / 49 km SW)
				3WI5		Whitewater [Clover Valley Airport], Wisconsin, US (31 mi / 50 km NE)
				55LL		Union [Sky Soaring Airport], Illinois, US (31 mi / 50 km SE)
				0WI3		Elkhorn [Aurora Lakeland Medical Center Heliport], Wisconsin, US (31 mi / 50 km NE)
				41WI		Elkhorn [Paddock Field], Wisconsin, US (31 mi / 50 km NE)
				7IL7		Hampshire [Edward Getzelman Airport], Illinois, US (31 mi / 51 km SE)
KFEP		FEP		FEP		Freeport [Albertus Airport], Illinois, US (32 mi / 51 km W)
				58C		Edgerton [Jana Airport], Wisconsin, US (32 mi / 51 km N)
				10C		Greenwood/Wonder Lake [Galt Field], Illinois, US (32 mi / 52 km E)
				IL42		Woodstock [Centegra Hospital-Woodstock Heliport], Illinois, US (32 mi / 52 km E)
				C55		Mount Morris [Ogle County Airport], Illinois, US (33 mi / 52 km SW)
				IL93		Creston [Hendrickson Flying Service Airport], Illinois, US (33 mi / 52 km S)
KEFT				EFT		Monroe [Muni], Wisconsin, US (33 mi / 53 km NW)
				5Y3		Whitewater [Gutzmer's Twin Oaks Airport], Wisconsin, US (33 mi / 53 km NE)
				6IL2		Huntley [Phyllis Field], Illinois, US (33 mi / 53 km SE)
				WI99		Edgerton [Tru Field], Wisconsin, US (33 mi / 53 km N)
				16LL		Bull Valley [Oak Landing Heliport], Illinois, US (33 mi / 53 km E)
				50IS		Freeport [FHN Memorial Hospital Heliport], Illinois, US (33 mi / 53 km W)
				4LL7		Sycamore [Willadae Farms Airport], Illinois, US (34 mi / 54 km SE)