ICAO		IATA		Other		Location
		ZUN				Chicago [Union Station], Illinois, US (50 mi / 80 km N)
				I00		Monticello [Lake Shafer SPB], Indiana, US (50 mi / 80 km SE)
		CHI				Chicago [Metro Area], Illinois, US (50 mi / 80 km N)
				0IL1		Maywood [Loyola University Medical Center Heliport], Illinois, US (50 mi / 80 km N)
KOXI				OXI		Knox [Starke County Airport], Indiana, US (50 mi / 80 km E)
				IN24		Michigan City [Franciscan Health Michigan City Heliport], Indiana, US (50 mi / 80 km NE)
				10LL		Chicago [Chicago Police Marine Heliport], Illinois, US (50 mi / 81 km N)
				0IL4		Downers Grove [Advocate Good Samaritan Hospital Heliport], Illinois, US (50 mi / 81 km NW)
				LL11		Naperville [Edward Hospital Heliport], Illinois, US (50 mi / 81 km NW)
				LL10		Naperville [Naper Aero Club Airport], Illinois, US (51 mi / 81 km NW)
				75IS		Chicago [Lurie Childrens Hospital Heliport], Illinois, US (51 mi / 82 km N)
				IN00		Montmorenci [Sutton Airport], Indiana, US (51 mi / 82 km SE)
				6IS7		Chicago [Presence Sts Mary and Elizabeth Medical Center Heliport], Illinois, US (51 mi / 83 km N)
				II44		Knox [Northwest Health - Starke Heliport], Indiana, US (51 mi / 83 km E)
KRWN				RWN		Winamac [Arens Field], Indiana, US (52 mi / 83 km E)
				7IL6		Elmhurst [Elmhurst Memorial Hospital Heliport], Illinois, US (52 mi / 83 km N)
				IG05		Knox [Wheeler Airport], Indiana, US (52 mi / 83 km E)
				IL68		Morris [Nettle Creek Landings Airport], Illinois, US (52 mi / 83 km W)
				IN87		Knox [Singleton's Landing Strip], Indiana, US (52 mi / 84 km E)
				7IS8		Aurora [Rush-Copley Medical Center Heliport], Illinois, US (53 mi / 85 km NW)