What is the call sign of any Air Force aircraft carrying the President?

What was the name of James Madison's home in Virginia? What was the name of Theodore Roosevelt's home on Long Island? In which New York town is Franklin D. Roosevelt's home, Springwood? What is the name of the presidential retreat in Maryland? What is the call sign of any Marine Corps helicopter carrying the President? What is the name of the President's office in the West Wing? What is the name of the famous desk in the Oval Office made from the timbers of a British ship? What is the official residence of the Vice President?