Airports 501 to 550
Central Washington Hospital Heliport
PeaceHealth Saint John's Medical Center Heliport
Southwest Washington Regional Airport
Longview Bridge Medical Emergency Heliport
Kittitas Valley Healthcare Heliport
Port Alberni (West Coast General Hospital) Heliport
US Coast Guard Station Cape Disappointment Heliport
Port Alberni Seaplane Base
Pianosa Flying Farm Ultralight Flightpark
Pangborn Memorial Airport
Squamish Airport
Tipella Airport
Methow Valley State Airport
Sisters Islets Lighthouse Helipad
Strait of Georgia, British Columbia, Canada — 208 km (112 nm) NNW