Airports 4,001 to 4,050
Pocahontas Municipal Airport
Kettering Health Greene Memorial Hospital Heliport
Kelleys Island Land Field
Stoney Point (Le Cunff) Airport
Greenfield Municipal Airport
St Clair County International Airport
Firelands Regional Medical Center Heliport
Firelands Community Hospital Nr 1 Heliport
University Hospitals & Clinics Heliport
Alpena County Regional Airport