ICAO		IATA		Other		Location
				62LL		Yorkville [Rush Copley Emergency Center Heliport], Illinois, US (50 mi / 80 km W)
				II44		Knox [Northwest Health - Starke Heliport], Indiana, US (50 mi / 81 km E)
				IS23		South Elgin [Turner SPB], Illinois, US (50 mi / 81 km NW)
				IS86		Buckingham [Hendrix Airport], Illinois, US (51 mi / 81 km SW)
				4MI6		Three Oaks [Benedick Airport], Michigan, US (51 mi / 82 km NE)
				2IL8		Elgin [Illinois Department of Transportation Heliport], Illinois, US (51 mi / 82 km NW)
				45IL		Lake Forest [Northwestern Lake Forest Hospital Heliport], Illinois, US (51 mi / 82 km N)
				IN6		Hudson Lake [Hudson Lake SPB], Indiana, US (51 mi / 82 km E)
				IL81		Clifton [Berns Airport], Illinois, US (51 mi / 83 km SW)
				IN21		Francesville [Gutwein Airport], Indiana, US (52 mi / 83 km SE)
KARR		AUZ		ARR		Chicago/Aurora [Aurora Muni], Illinois, US (52 mi / 83 km W)
				IL97		Mazon [Harford Airport], Illinois, US (52 mi / 84 km W)
				IN32		Francesville [Hallmark Airport], Indiana, US (53 mi / 85 km SE)
				17II		Walkerton [Dreessen Field], Indiana, US (53 mi / 85 km E)
				7MI2		Sawyer [Southwest Lakes Airpark], Michigan, US (53 mi / 85 km NE)
				II79		Winamac [Sommers Airport], Indiana, US (53 mi / 85 km SE)
				IS20		Elgin [Presence St. Joseph Hospital - Elgin Heliport], Illinois, US (53 mi / 86 km NW)
				IL68		Morris [Nettle Creek Landings Airport], Illinois, US (53 mi / 86 km W)
				1LL8		Sheldon [Zoomer Field], Illinois, US (54 mi / 86 km S)
				01L		Winona [Bass Lake SPB], Indiana, US (54 mi / 86 km SE)