ICAO		IATA		Other		Location
				WA79		Amboy [Walter Suttons Strip], Washington, US (20 mi / 32 km E)
				WN67		Vancouver [Southwest Washington Medical Center Heliport], Washington, US (20 mi / 32 km SE)
				21WA		Vancouver [St. Joseph Community Hospital Heliport], Washington, US (20 mi / 32 km SE)
				1OR4		North Plains [North Plains Gliderport], Oregon, US (20 mi / 33 km SW)
				05S		Vernonia [Muni], Oregon, US (21 mi / 33 km W)
				1OR3		North Plains [Sunset Airstrip], Oregon, US (21 mi / 33 km SW)
				WA81		Vancouver [Evergreen North-South Airpark], Washington, US (21 mi / 34 km SE)
				OG02		Banks [Rieben Airport], Oregon, US (21 mi / 34 km SW)
				WA67		Vancouver [Green Mountain Airport], Washington, US (21 mi / 35 km SE)
KPDX		PDX		PDX		Portland [Intl], Oregon, US (22 mi / 35 km SE)
				9OR7		Banks [Fishback Heliport], Oregon, US (22 mi / 35 km SW)
				OR61		Buxton [Apple Valley Airport], Oregon, US (22 mi / 35 km SW)
				OR27		Banks [Chadwick Airport], Oregon, US (22 mi / 35 km SW)
				4S4		Cornelius [Skyport Airport], Oregon, US (22 mi / 36 km SW)
				30OR		Vernonia [Bero Field], Oregon, US (23 mi / 37 km W)
KHIO		HIO		HIO		Portland [Portland-Hillsboro Airport], Oregon, US (23 mi / 37 km S)
				7OR5		Portland [Emanuel Hospital Heliport], Oregon, US (23 mi / 37 km S)
				86OR		Beaverton [Amber Glen Business Center HP Heliport], Oregon, US (23 mi / 37 km S)
				WN10		Cougar [Mount St. Helen's Aero Ranch Airport], Washington, US (23 mi / 37 km NE)
				OR81		Hillsboro [Olinger Airpark], Oregon, US (23 mi / 38 km SW)