Point
Point when used in connection with any territory or possession of the United States, or the States of Alaska and Hawaii, means any airport or place where aircraft may be landed or taken off, including the area within a 25-mile radius of such airport or place; when used in connection with the continental United States, except Alaska, it shall have the same meaning except be limited to the area within a 3-mile radius of such airport or place: Provided, That for the purposes of this part, West 30th Street Heliport and Pan Am Building Heliport, both located in New York City, shall be regarded as separate points.