ICAO		IATA		Other		Location
KPRO		PRO		PRO		Perry [Muni], Iowa, US (25 mi / 40 km NW)
				IA61		Winterset [Hall Farms Airport], Iowa, US (25 mi / 41 km SW)
				IA86		Indianola [Hedgewood Landing Airport], Iowa, US (27 mi / 44 km SE)
KAMW		AMW		AMW		Ames [Muni], Iowa, US (28 mi / 45 km N)
				IA76		Winterset [Elf Run Airport], Iowa, US (28 mi / 46 km SW)
				IA21		Berkley [Knight Field], Iowa, US (29 mi / 46 km NW)
				IA33		Stuart [City of Stuart Heliport], Iowa, US (29 mi / 47 km W)
KBNW		BNW		BNW		Boone [Muni], Iowa, US (31 mi / 49 km N)
				02IA		Boone [Boone County Hospital Heliport], Iowa, US (31 mi / 50 km N)
				1IA5		Nevada [SCH Heliport], Iowa, US (33 mi / 53 km NE)
KGCT				GCT		Guthrie Center [Guthrie County Regional], Iowa, US (34 mi / 55 km W)
				5IA0		Newton [Skiff Medical Center Heliport], Iowa, US (38 mi / 62 km E)
				I75		Osceola [Muni], Iowa, US (39 mi / 62 km S)
				IA14		Orient [Petter Heliport], Iowa, US (39 mi / 64 km SW)
KGFZ				GFZ		Greenfield [Muni], Iowa, US (40 mi / 64 km SW)
KTNU		TNU		TNU		Newton [Muni-Earl Johnson Field], Iowa, US (40 mi / 64 km E)
KEFW		EFW		EFW		Jefferson [Muni], Iowa, US (40 mi / 65 km NW)
				6IA9		Osceola [Clarke County Hospital Heliport], Iowa, US (40 mi / 65 km S)
				0IA0		Knoxville [Knoxville Area Community Hospital Heliport], Iowa, US (40 mi / 65 km SE)
				75IA		Greenfield [Adair County Memorial Hospital Heliport], Iowa, US (41 mi / 65 km SW)