ICAO		IATA		Other		Location
				37IS		Marengo [Hilbert Airport], Illinois, US (19 mi / 31 km W)
				2WI4		Springfield [Plows & Props Airport], Wisconsin, US (20 mi / 32 km NW)
				7IS5		Gilberts [Koppie Airport], Illinois, US (20 mi / 32 km S)
				WI86		Kansasville [Ori Airport], Wisconsin, US (20 mi / 32 km N)
				WS73		Walworth [Big Foot Farms Heliport], Wisconsin, US (20 mi / 32 km NW)
				8IL2		Harvard [Kirkpatrick Airport], Illinois, US (20 mi / 32 km W)
				WN68		Burlington [Aurora Memorial Hospital of Burlington Heliport], Wisconsin, US (20 mi / 32 km N)
				WI01		Kenosha [Aurora Medical Center Kenosha Heliport], Wisconsin, US (20 mi / 32 km NE)
				WI92		Lyons [Wag-Aero Airport], Wisconsin, US (20 mi / 32 km N)
				WN97		Pleasant Prairie [Froedtert Pleasant Prairie Hospital Heliport], Wisconsin, US (20 mi / 32 km NE)
				0C0		Harvard [Dacy Airport], Illinois, US (20 mi / 33 km W)
				7LL2		Waukegan [Vista Medical Center-East Heliport], Illinois, US (21 mi / 33 km E)
				8IL0		Harvard [Adkins Airport], Illinois, US (21 mi / 33 km W)
				45IL		Lake Forest [Northwestern Lake Forest Hospital Heliport], Illinois, US (21 mi / 34 km SE)
KBUU				BUU		Burlington [Muni], Wisconsin, US (21 mi / 34 km N)
				55LL		Union [Sky Soaring Airport], Illinois, US (21 mi / 34 km SW)
				86WI		Elkhorn [Terhark Airport], Wisconsin, US (21 mi / 34 km NW)
				07WI		Lake Geneva [Mercyhealth Walworth Heliport], Wisconsin, US (21 mi / 34 km NW)
KENW		ENW		ENW		Kenosha [Kenosha Regional], Wisconsin, US (21 mi / 34 km NE)
				25LL		Elgin [Advocate Sherman Hospital Heliport], Illinois, US (22 mi / 36 km S)