ICAO		IATA		Other		Location
				56S		Seaside [Muni], Oregon, US (49 mi / 79 km W)
				3OR0		Portland [Pge Service Center Heliport], Oregon, US (49 mi / 79 km S)
				49WA		Yelm [Cougar Mountain Airfield], Washington, US (49 mi / 79 km N)
				9OR5		Portland [Portland Adventist Medical Center Heliport], Oregon, US (50 mi / 80 km S)
				OR58		Seaside [Providence Seaside Hospital Heliport], Oregon, US (50 mi / 80 km W)
				8WA0		Rainier [Flying B Airport], Washington, US (50 mi / 81 km N)
KTTD		TTD		TTD		Portland [Portland-Troutdale Airport], Oregon, US (50 mi / 81 km SE)
				20WA		Yelm [Skyraider Skyranch Airport], Washington, US (50 mi / 81 km NE)
				3WA0		Rainier [Taylor Airport], Washington, US (51 mi / 81 km N)
				6WA1		Camas [Sampson Heliport], Washington, US (51 mi / 81 km SE)
				4WA2		Little Rock [Cricket Field], Washington, US (51 mi / 83 km N)
				OR28		Beaverton [Harvey's Acres Airport], Oregon, US (51 mi / 83 km S)
				34WA		Washougal [Orbit Heliport], Washington, US (51 mi / 83 km SE)
				OR37		Tigard [Lincoln Tower Heliport], Oregon, US (52 mi / 83 km S)
				WA16		Brooklyn [Banas Field], Washington, US (52 mi / 83 km NW)
				OR00		Beaverton [Flying K Ranch Airport], Oregon, US (52 mi / 84 km S)
				WA78		Washougal [Sky River Ranch Airport], Washington, US (52 mi / 84 km SE)
				7S3		Hillsboro [Stark's Twin Oaks Airpark], Oregon, US (52 mi / 84 km S)
				56OR		Gresham [Mount Hood Medical Center Heliport], Oregon, US (52 mi / 84 km SE)
				4WA1		Skamania [Brown's Cape Horn Airport], Washington, US (53 mi / 85 km SE)