ICAO		IATA		Other		Location
				OR81		Hillsboro [Olinger Airpark], Oregon, US (33 mi / 53 km S)
KHIO		HIO		HIO		Portland [Portland-Hillsboro Airport], Oregon, US (33 mi / 54 km S)
				18JY		Skamokawa [Skamokawa East Valley Airport], Washington, US (33 mi / 54 km NW)
				86OR		Beaverton [Amber Glen Business Center HP Heliport], Oregon, US (34 mi / 54 km S)
				7OR5		Portland [Emanuel Hospital Heliport], Oregon, US (34 mi / 55 km S)
				WN05		Toledo [Harris Airport], Washington, US (34 mi / 55 km N)
				1WA2		Winlock [Pilot's Pastures Airport], Washington, US (35 mi / 56 km N)
				OG11		Portland [Rose Quarter Heliport], Oregon, US (35 mi / 56 km S)
				1W1		Camas [Grove Field], Washington, US (35 mi / 56 km SE)
				OG46		Hillsboro [Tuality Hospital Heliport], Oregon, US (35 mi / 56 km S)
				50OG		Forest Grove [Teufel's Heliport], Oregon, US (35 mi / 57 km S)
				61J		Portland [Portland Downtown Heliport], Oregon, US (35 mi / 57 km S)
				53OR		Beaverton [Providence St. Vincent Medical Center Heliport], Oregon, US (35 mi / 57 km S)
				04OG		Forest Grove [Teufel Heliport], Oregon, US (35 mi / 57 km S)
				SHNM		Mount St. Helens National Volcanic Monument [Mount St. Helens NM], Washington, US (36 mi / 58 km NE)
				2OR9		Portland [World Trade Center Heliport], Oregon, US (36 mi / 58 km S)
				34OR		Portland [Providence Portland Medical Center Heliport], Oregon, US (36 mi / 58 km S)
				WN59		Onalaska [Nelsons Nitch Airport], Washington, US (36 mi / 59 km N)
				5WA6		Napavine [Foster Heliport], Washington, US (37 mi / 59 km N)
				9OR6		Portland [Oregon Health Sciences University Emergency Heliport], Oregon, US (37 mi / 60 km S)