ICAO		IATA		Other		Location
				8IL4		Harvard [Mercy Harvard Hospital Heliport], Illinois, US (47 mi / 75 km NW)
				1WI4		Racine [Johnson Wax Heliport], Wisconsin, US (47 mi / 75 km N)
				50WI		Mount Pleasant [S C Johnson Waxdale Heliport], Wisconsin, US (47 mi / 75 km N)
				0LL7		Sandwich [Valley West Hospital Heliport], Illinois, US (47 mi / 75 km SW)
				0C2		Hinckley, Illinois, US (47 mi / 75 km W)
				0C0		Harvard [Dacy Airport], Illinois, US (47 mi / 76 km NW)
				0LL0		Belvidere [Kaufield Airport], Illinois, US (47 mi / 76 km W)
				IL34		Belvidere [Henderson Field], Illinois, US (48 mi / 76 km W)
				00IN		Hobart [St. Mary Medical Center Heliport], Indiana, US (48 mi / 77 km SE)
				3WI7		Mount Pleasant [Advocate Aurora Mount Pleasant Hospital Heliport], Wisconsin, US (48 mi / 77 km N)
				WS53		Racine [St. Mary's Medical Center Heliport], Wisconsin, US (48 mi / 78 km N)
				II57		Merrillville [Nipsco Southlake Complex Heliport], Indiana, US (48 mi / 78 km SE)
				IS83		Belvidere [Untied Acres Airport], Illinois, US (48 mi / 78 km W)
				IS80		De Kalb [Uncle Chuck's Airport], Illinois, US (48 mi / 78 km W)
		XES		C02		Lake Geneva [Grand Geneva Resort Airport], Wisconsin, US (48 mi / 78 km NW)
				2LL9		Somonauk [George Airport], Illinois, US (48 mi / 78 km SW)
				8IN5		Portage [Portage Community Hospital Heliport], Indiana, US (49 mi / 78 km SE)
				IS65		Sandwich [Woodlake Landing Airport], Illinois, US (49 mi / 78 km SW)
				IN16		Crown Point [Crown Point Airfield], Indiana, US (49 mi / 78 km SE)
				8IL2		Harvard [Kirkpatrick Airport], Illinois, US (49 mi / 79 km NW)