ICAO		IATA		Other		Location
				8IL2		Harvard [Kirkpatrick Airport], Illinois, US (14 mi / 23 km E)
				WS73		Walworth [Big Foot Farms Heliport], Wisconsin, US (15 mi / 24 km E)
				WI70		Elkhorn [Swan Airport], Wisconsin, US (15 mi / 25 km NE)
				0C0		Harvard [Dacy Airport], Illinois, US (16 mi / 26 km SE)
				8IL4		Harvard [Mercy Harvard Hospital Heliport], Illinois, US (16 mi / 26 km SE)
				WS01		Janesville [Archie's SPB], Wisconsin, US (16 mi / 26 km NW)
				C77		Poplar Grove, Illinois, US (16 mi / 27 km S)
				LL81		Rockford [Latham Park Aero Estates Airport], Illinois, US (17 mi / 27 km SW)
				07WI		Lake Geneva [Mercyhealth Walworth Heliport], Wisconsin, US (17 mi / 27 km E)
				IL36		Belvidere [Bob Walberg Field], Illinois, US (17 mi / 28 km S)
		(RMC)				Machesney Park (Rockford) [Machesney], Illinois, US (17 mi / 28 km SW)
				82IL		Rockford [Mercyhealth System-Riverside Heliport], Illinois, US (18 mi / 28 km S)
				LL79		Rockford [Severson Airport], Illinois, US (18 mi / 29 km SW)
				8IL0		Harvard [Adkins Airport], Illinois, US (18 mi / 30 km SE)
				3WI5		Whitewater [Clover Valley Airport], Wisconsin, US (19 mi / 30 km N)
				41WI		Elkhorn [Paddock Field], Wisconsin, US (19 mi / 31 km NE)
				WI11		Orfordville [Mumm Field], Wisconsin, US (19 mi / 31 km W)
				LL80		Rockford [Darrington Airport], Illinois, US (20 mi / 32 km SW)
				0WI3		Elkhorn [Aurora Lakeland Medical Center Heliport], Wisconsin, US (20 mi / 32 km E)
				80IL		Shirland [Loeppert Cpl Aero Airport], Illinois, US (20 mi / 32 km W)