Similar to 3A3

03B - Mansfield Municipal Airport, Mansfield, Missouri USA
03CA - Grossmont Hospital Heliport, La Mesa, California USA
03D - Memphis Memorial Airport, Memphis, Missouri USA
03I - Clarks Dream Strip Airport, Circleville, Ohio USA
03M - Lakeside Marina Seaplane Base, East Winthrop, Maine USA
03MD - Upper Chesapeake Medical Center Heliport, Bel Air, Maryland USA
03MI - Harold Miller Heliport, Bay City, Michigan USA

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