ICAO		IATA		Other		Location
				WN38		Vancouver [Ross Complex Heliport], Washington, US (18 mi / 30 km N)
				OG55		Newberg [Providence Newberg Medical Center Heliport], Oregon, US (19 mi / 30 km W)
				WA67		Vancouver [Green Mountain Airport], Washington, US (19 mi / 30 km N)
				7WA6		Donald [Loflin Heliport], Oregon, US (19 mi / 31 km SW)
				WA63		Washougal [Pleasant Farm Airport], Washington, US (19 mi / 31 km NE)
				W56		Vancouver [Fly For Fun Airport], Washington, US (20 mi / 32 km N)
				2S6		Newberg [Sportsman Airpark], Oregon, US (20 mi / 32 km W)
				OR31		Hillsboro [Sohler's Holly Hill Airport], Oregon, US (20 mi / 32 km W)
KHIO		HIO		HIO		Portland [Portland-Hillsboro Airport], Oregon, US (20 mi / 33 km NW)
				OG46		Hillsboro [Tuality Hospital Heliport], Oregon, US (21 mi / 34 km W)
				1WA0		Vancouver [Legacy Salmon Creek Hospital Heliport], Washington, US (22 mi / 35 km N)
				5WA9		Brush Prairie [Brush Prairie Aerodrome], Washington, US (22 mi / 36 km N)
				4WA1		Skamania [Brown's Cape Horn Airport], Washington, US (23 mi / 38 km NE)
				73OR		Newberg [Ribbon Ridge Airport], Oregon, US (24 mi / 38 km W)
				28WA		Vancouver [Robert L Delanoy Airport], Washington, US (24 mi / 38 km N)
				17S		Newberg [Chehalem Airpark], Oregon, US (24 mi / 38 km W)
				OR81		Hillsboro [Olinger Airpark], Oregon, US (24 mi / 38 km NW)
				1OR3		North Plains [Sunset Airstrip], Oregon, US (24 mi / 39 km NW)
				WA78		Washougal [Sky River Ranch Airport], Washington, US (25 mi / 40 km NE)
				6WA1		Camas [Sampson Heliport], Washington, US (25 mi / 40 km NE)