ICAO		IATA		Other		Location
				C59		Delavan [Lake Lawn Airport], Wisconsin, US (37 mi / 59 km NW)
				45IS		Bolingbrook [Adventist Bolingbrook Hospital Heliport], Illinois, US (37 mi / 59 km S)
				3WI7		Mount Pleasant [Advocate Aurora Mount Pleasant Hospital Heliport], Wisconsin, US (37 mi / 60 km N)
				50WI		Mount Pleasant [S C Johnson Waxdale Heliport], Wisconsin, US (37 mi / 60 km NE)
				27WI		Rochester [Fox River Airport], Wisconsin, US (37 mi / 60 km N)
(KCGX)		(CGX)				Chicago [Merrill C. Meigs Airport], Illinois, US (38 mi / 61 km SE)
				IS80		De Kalb [Uncle Chuck's Airport], Illinois, US (38 mi / 61 km SW)
				6IS2		Lemont [Lemont Fire Department Heliport], Illinois, US (38 mi / 62 km S)
				WI72		North Cape [Valhalla Airport], Wisconsin, US (38 mi / 62 km N)
				1WI4		Racine [Johnson Wax Heliport], Wisconsin, US (39 mi / 63 km NE)
				35WI		East Troy [Barker Strip], Wisconsin, US (39 mi / 63 km N)
				IS59		Kirkland [Rotstein Airport], Illinois, US (39 mi / 63 km W)
				WS53		Racine [St. Mary's Medical Center Heliport], Wisconsin, US (40 mi / 64 km NE)
				IL69		Chicago [First Area Police HDQTRS Heliport], Illinois, US (40 mi / 64 km SE)
				IS15		Esmond [Vodden Airport], Illinois, US (40 mi / 64 km W)
				56IL		Caledonia [Lee Creek Airport], Illinois, US (40 mi / 65 km NW)
				WI03		Union Grove [Horner Farms Airport], Wisconsin, US (40 mi / 65 km N)
				IL77		Chicago (Oak Lawn) [Advocate Christ Medical Center Heliport], Illinois, US (40 mi / 65 km SE)
				0IL9		De Kalb [Jack W Watson Airport], Illinois, US (41 mi / 65 km SW)
				0WN5		North Cape [Potts Field Ultralight Flightpark], Wisconsin, US (41 mi / 66 km N)