Airports 3,751 to 3,800
Captain Ben Smith Airfield - Monroe City Airport
Bowling Green Municipal Airport
St Louis Childrens Hospital Old Helipad
Saint Louis Children's Hospital Heliport
St Louis Children's Hospital Heliport
SSM Health Cardinal Glennon Childrens Hospital Helipad
St. Louis Lambert International Airport
St Louis University Hospital Heliport
University Oxford Airport