Airports 4,001 to 4,050
Alpena County Regional Airport
Crossroads Community Hospital Heliport
Reedsburg Area Medical Center Heliport
Ephraim-Gibraltar Airport
Thedacare Medical Center Waupaca Heliport
Erie International Tom Ridge Field
Kincardine (South Bruce Grey Health Centre Hospital) Heliport
Community Hospital of Staunton Heliport
St. Mary's Good Samaritan Heliport
Zelienople Municipal Airport
MidMichigan Medical Center-Alpena Heliport