ICAO		IATA		Other		Location
				45IS		Bolingbrook [Adventist Bolingbrook Hospital Heliport], Illinois, US (29 mi / 47 km SW)
				IS39		Winfield [Central Dupage Hospital Heliport], Illinois, US (30 mi / 48 km W)
				72IL		Warrenville [Cornerstone Heliport], Illinois, US (31 mi / 49 km W)
				00IN		Hobart [St. Mary Medical Center Heliport], Indiana, US (31 mi / 49 km SE)
				LL11		Naperville [Edward Hospital Heliport], Illinois, US (31 mi / 49 km W)
				IL03		Hoffman Estates [St. Alexius Medical Center Heliport], Illinois, US (31 mi / 50 km NW)
				1C5		Bolingbrook [Bolingbrook's Clow Intl], Illinois, US (31 mi / 50 km SW)
				8IN5		Portage [Portage Community Hospital Heliport], Indiana, US (31 mi / 50 km SE)
				9IL9		New Lenox [Silver Cross Hospital Heliport], Illinois, US (31 mi / 50 km SW)
				II57		Merrillville [Nipsco Southlake Complex Heliport], Indiana, US (32 mi / 51 km SE)
				2IL4		North Chicago [Abbvie Heliport], Illinois, US (32 mi / 52 km NW)
				3IN0		Portage [Flying M Airport], Indiana, US (33 mi / 52 km SE)
KLOT		LOT		LOT		Chicago/Romeoville [Lewis University Airport], Illinois, US (33 mi / 52 km SW)
				2IL9		Monee [Meadow Creek Airport], Illinois, US (33 mi / 53 km S)
				43II		Merrillville [Kirk Heliport], Indiana, US (33 mi / 53 km SE)
				IS12		Bartlett [Urso Heliport], Illinois, US (33 mi / 53 km W)
				02IS		Libertyville [Advocate Condell Medical Center Heliport], Illinois, US (33 mi / 53 km NW)
				IN16		Crown Point [Crown Point Airfield], Indiana, US (33 mi / 54 km S)
				IN70		Chesterton [Bodin Airport], Indiana, US (34 mi / 54 km SE)
				LL10		Naperville [Naper Aero Club Airport], Illinois, US (34 mi / 54 km W)