ICAO		IATA		Other		Location
				LL46		Piper City [Read Airport], Illinois, US (43 mi / 69 km S)
				4LL7		Sycamore [Willadae Farms Airport], Illinois, US (43 mi / 69 km NW)
				IN13		Cedar Lake [Bianchi Heliport], Indiana, US (43 mi / 70 km E)
				IL79		Chicago [Presence Resurrection Medical Center Heliport], Illinois, US (43 mi / 70 km NE)
				IN7		Cedar Lake [Cedar Lake SPB], Indiana, US (43 mi / 70 km E)
				14IL		Mendota [Osf St. Paul Medical Center Heliport], Illinois, US (43 mi / 70 km W)
		ZUN				Chicago [Union Station], Illinois, US (43 mi / 70 km NE)
				76IS		Rolling Meadows [Steel Supply Heliport], Illinois, US (44 mi / 70 km N)
				70LL		Pontiac [Adams Number 1 Airport], Illinois, US (44 mi / 70 km SW)
				2LL7		Pontiac [Adams Number 2 Airport], Illinois, US (44 mi / 70 km SW)
(KCGX)		(CGX)				Chicago [Merrill C. Meigs Airport], Illinois, US (44 mi / 70 km NE)
				LL54		Paw Paw [Dunn Airport], Illinois, US (44 mi / 71 km NW)
		CHI				Chicago [Metro Area], Illinois, US (44 mi / 71 km NE)
				7IL4		Arlington Heights [Northwest Community Hospital Heliport], Illinois, US (44 mi / 72 km N)
				IN16		Crown Point [Crown Point Airfield], Indiana, US (45 mi / 72 km E)
				05C		Griffith [Griffith-Merrillville Airport], Indiana, US (45 mi / 72 km E)
				0LL4		La Salle [Flaherty Field], Illinois, US (45 mi / 72 km W)
				IL70		Chicago [WGN-TV Heliport], Illinois, US (45 mi / 72 km NE)
				75IS		Chicago [Lurie Childrens Hospital Heliport], Illinois, US (45 mi / 72 km NE)
				10LL		Chicago [Chicago Police Marine Heliport], Illinois, US (45 mi / 72 km NE)