ICAO		IATA		Other		Location
				4MI5		Ruby [BPS Heliport], Michigan, US (51 mi / 82 km N)
				MI06		Port Huron [Lake Huron Medical Center Heliport], Michigan, US (51 mi / 82 km NE)
CWAJ						Erieau (MAPS), Ontario, CA (51 mi / 83 km E)
				39G		Avoca, Michigan, US (52 mi / 83 km N)
				MI48		Petersburg [Ham-A-Lot Field], Michigan, US (52 mi / 83 km SW)
				8MI5		Howell [Schiller Heliport], Michigan, US (52 mi / 83 km W)
				4MI1		Petersburg [Air Rahe Airport], Michigan, US (52 mi / 84 km SW)
		XDX				Sarnia [Railway Station], Ontario, CA (52 mi / 84 km NE)
				4Y1		Howell [Raether Airport], Michigan, US (52 mi / 84 km W)
				2T7		Tecumseh [Van Camp's Heliport], Michigan, US (53 mi / 85 km W)
				88OH		Williston [Chippewa Field], Ohio, US (53 mi / 85 km SW)
				MI70		Macon [Carl's Airport], Michigan, US (53 mi / 85 km W)
				73MI		Port Huron [McLaren Port Huron Heliport], Michigan, US (53 mi / 85 km NE)
				13M		Howell [Aeronut Park Balloonport], Michigan, US (53 mi / 86 km NW)
				MI27		Howell [Haigh Airport], Michigan, US (53 mi / 86 km NW)
				1MI5		Howell [McKenzie's Landing Airport], Michigan, US (53 mi / 86 km NW)
				MI01		Avoca [Fasel Field], Michigan, US (53 mi / 86 km N)
				CRN2		Ridgetown [Ridgetown (Carnie Airfield) Aerodrome], Ontario, CA (54 mi / 86 km E)
				22T		Tecumseh [Tecumseh Mills Airport], Michigan, US (54 mi / 86 km W)
KPCW				PCW		Port Clinton [Erie-Ottawa Intl], Ohio, US (54 mi / 87 km S)