ICAO		IATA		Other		Location
CWSI						Simcoe (MARS), Ontario, CA (51 mi / 82 km N)
KDKK		DKK		DKK		Dunkirk [Chautauqua County/Dunkirk Airport], New York, US (51 mi / 82 km NE)
				CPA8		Simcoe [Simcoe Norfolk General Hospital Heliport], Ontario, CA (51 mi / 82 km N)
				CPH5		Simcoe, Ontario, CA (51 mi / 82 km N)
				5PS4		Pleasantville [RT36 EMS Heliport], Pennsylvania, US (51 mi / 83 km SE)
				17PS		Tidioute [Mountain Crest Airport], Pennsylvania, US (52 mi / 83 km SE)
				CNX8		Nixon [Nixon Airport], Ontario, CA (52 mi / 84 km N)
				CTK7		Selkirk [Selkirk/Kindy Airstrip], Ontario, CA (52 mi / 84 km N)
				5PA6		Russell [Shield Farm Airport], Pennsylvania, US (52 mi / 84 km E)
				29OI		Madison [JTV Heliport], Ohio, US (53 mi / 85 km SW)
				OH03		Madison [Woodworth Airport], Ohio, US (53 mi / 85 km SW)
KFKL		FKL		FKL		Franklin [Venango Regional], Pennsylvania, US (53 mi / 86 km S)
				PA97		Warren [Warren General Hospital Heliport], Pennsylvania, US (54 mi / 87 km E)
				CDH6		Delhi [Delhi Aerodrome], Ontario, CA (55 mi / 88 km N)
				60OA		Kinsman [Flemming Field], Ohio, US (55 mi / 88 km SW)
				OH33		Cortland [Gustavus Airport], Ohio, US (55 mi / 89 km SW)
				CNS6		Straffordville [Straffordville Airport], Ontario, CA (55 mi / 89 km NW)
				73OH		Thompson [Thompson Drag Raceway Airport], Ohio, US (56 mi / 90 km SW)
				1PN1		Transfer [Napodano Airport], Pennsylvania, US (56 mi / 91 km S)
				00PN		Mercer [Ferrell Field], Pennsylvania, US (57 mi / 92 km S)