Airports 1,451 to 1,500
Gibson Community Hospital Heliport
Gary/Chicago International Airport
Roberts Restricted Landing Area Airport
Anita Municipal Airport Kevin Burke Memorial Field
Judge Lewis Field Mount Ayr Municipal Airport
St James Municipal Airport
Audubon County Memorial Hospital Heliport
Griffith-Merrillville Airport
Watonwan Memorial Hospital Heliport
Holy Family Memorial Medical Center Heliport
Franciscan Health Crown Point Heliport
Manitowoc County Airport
Methodist Hospitals Southlake Campus Heliport