ICAO		IATA		Other		Location
				4LL7		Sycamore [Willadae Farms Airport], Illinois, US (42 mi / 68 km W)
				08IL		Cortland [Marshall Farms Airport], Illinois, US (43 mi / 70 km W)
				4WN9		Salem [Digger Dougs Airport], Wisconsin, US (43 mi / 70 km N)
				3HO		Hobart [Hobart Sky Ranch Airport], Indiana, US (43 mi / 70 km SE)
				IL96		Monee [Kaiser Heliport], Illinois, US (44 mi / 70 km S)
				2II5		Portage [Burns Intl Harbor Heliport], Indiana, US (44 mi / 71 km SE)
				57IL		Peotone [South Suburban Heliport], Illinois, US (45 mi / 72 km S)
				C56		Monee [Bult Field], Illinois, US (45 mi / 72 km S)
KDKB				DKB		De Kalb [De Kalb Taylor Muni], Illinois, US (45 mi / 72 km W)
				IL60		Genoa [Idlas Airport], Illinois, US (45 mi / 72 km W)
				37IS		Marengo [Hilbert Airport], Illinois, US (45 mi / 72 km NW)
				0LL6		Sandwich [Gord Airport], Illinois, US (45 mi / 73 km SW)
				IL59		Channahon [Chicago Glider Club Gliderport], Illinois, US (45 mi / 73 km SW)
				64IL		Marengo [Walpole Airport], Illinois, US (45 mi / 73 km W)
				0IL6		De Kalb [Northwestern Memorial Healthcare Heliport], Illinois, US (45 mi / 73 km W)
				00IN		Hobart [St. Mary Medical Center Heliport], Indiana, US (46 mi / 74 km SE)
				II57		Merrillville [Nipsco Southlake Complex Heliport], Indiana, US (46 mi / 75 km SE)
				8IN5		Portage [Portage Community Hospital Heliport], Indiana, US (47 mi / 75 km SE)
				IN16		Crown Point [Crown Point Airfield], Indiana, US (47 mi / 75 km SE)
				0LL7		Sandwich [Valley West Hospital Heliport], Illinois, US (47 mi / 76 km SW)