ICAO		IATA		Other		Location
				IL36		Belvidere [Bob Walberg Field], Illinois, US (49 mi / 80 km SE)
				7V3		Walworth [Big Foot Airfield], Wisconsin, US (50 mi / 80 km E)
				WI50		Merrimac [Loeber McDaniel Field], Wisconsin, US (50 mi / 80 km N)
KSFY				SFY		Savanna [Tri-Township Airport], Illinois, US (51 mi / 82 km SW)
				C59		Delavan [Lake Lawn Airport], Wisconsin, US (51 mi / 82 km E)
				IS59		Kirkland [Rotstein Airport], Illinois, US (51 mi / 82 km SE)
				15IA		Bellvue [Stella Airport], Iowa, US (51 mi / 83 km SW)
				WS74		Watertown [Al's Airway Airport], Wisconsin, US (52 mi / 83 km NE)
				34WI		Baraboo [Thiessen Field], Wisconsin, US (52 mi / 83 km N)
				WI81		Hazel Green [Rigdon Airport (Private)], Wisconsin, US (52 mi / 83 km W)
				41WI		Elkhorn [Paddock Field], Wisconsin, US (52 mi / 84 km E)
				8IL2		Harvard [Kirkpatrick Airport], Illinois, US (53 mi / 85 km E)
				88C		Palmyra [Muni], Wisconsin, US (53 mi / 85 km E)
				IS83		Belvidere [Untied Acres Airport], Illinois, US (53 mi / 85 km SE)
				WI41		Columbus [Prairie Ridge Health Heliport], Wisconsin, US (53 mi / 85 km NE)
				31LL		Oregon [Wilco Heliport], Illinois, US (53 mi / 85 km S)
				0LL0		Belvidere [Kaufield Airport], Illinois, US (53 mi / 85 km SE)
				0C0		Harvard [Dacy Airport], Illinois, US (53 mi / 85 km E)
				9WI5		Palmyra [Tamarack Airport], Wisconsin, US (53 mi / 86 km E)
				WS73		Walworth [Big Foot Farms Heliport], Wisconsin, US (53 mi / 86 km E)