Airports 4,001 to 4,050
Sheridan County Airport
Loyola University Medical Center Heliport
AMITA Health Adventist Medical Center Hinsdale Heliport
Hearst René Fontaine Municipal Airport
Mitchell Restricted Landing Area Airport
Lewis County Regional Airport
UChicago Medicine AdventHealth Bolingbrook Hospital Heliport
Brookeridge Air Park
Hoffman's Black Mountain Aerodrome
AMITA Health Medical Center La Grange Heliport
Prince Albert (Fire Centre) Heliport
Trinity Health Grand Haven Hospital Heliport