ICAO		IATA		Other		Location
KGPC				GPC		Greencastle [Putnam County Regional], Indiana, US (3 mi / 5 km SE)
				38II		Greencastle [Hampton Field], Indiana, US (4 mi / 7 km N)
				4II3		Fillmore [Oleo Airport], Indiana, US (7 mi / 12 km NE)
				50II		Bainbridge [Way West Airport], Indiana, US (8 mi / 14 km NE)
				99II		Reelsville [Cooper Field], Indiana, US (8 mi / 14 km SW)
				II07		Cloverdale [Clover Knoll Airport], Indiana, US (10 mi / 15 km S)
				49II		Lena [Reinoehl Field], Indiana, US (10 mi / 16 km SW)
				IN45		Roachdale [4 Winds Aerodrome], Indiana, US (11 mi / 18 km N)
				IN88		Cloverdale [Sanders Gyroport Airport], Indiana, US (12 mi / 19 km S)
				4IN6		Danvillle [Dragons Den Heliport], Indiana, US (12 mi / 19 km NE)
				8IN9		Amo [Marcidale Airport], Indiana, US (13 mi / 20 km E)
				II09		Eminence [Patrum Field], Indiana, US (14 mi / 22 km SE)
				78I		Eminence [Pam's Place Airport], Indiana, US (14 mi / 23 km SE)
				5II1		New Winchester [Layne Field], Indiana, US (14 mi / 23 km NE)
				II68		Russellville [Durham Airport], Indiana, US (14 mi / 23 km NW)
				1IN1		Lewisville [Shearer Airport], Indiana, US (16 mi / 26 km SE)
				II82		Danville [Meadors Field], Indiana, US (16 mi / 26 km NE)
				0II9		Hall [Winters Airport], Indiana, US (17 mi / 27 km SE)
				IN48		Brazil [St. Vincent Clay Hospital Heliport], Indiana, US (18 mi / 28 km SW)
				05IN		Belleville [Cooper Airport], Indiana, US (18 mi / 29 km E)