Whenever you have an N Number and you wanna look up what kind of plane it is, what year, and who the owner is, all you've gotta do is type into a search engine -- N Number database
Funny . . . one can't just as easily just go type in someone's vehicle license plate # and find out who owns the car and where they live, why no privacy with aircraft?!
Airplanes - Civilian - In Flight - Propeller 
http://registry.faa.gov/aircraftinquiry/NNum_inquiry.asp
http://registry.faa.gov/aircraftinquiry/NNumSQL.asp?NNumbertxt=6167L&cmndfind.x=0&cmndfind.y=0
http://www.flyeca.com/eca/pages/zoom.aspx?img=182panl
Funny . . . one can't just as easily just go type in someone's vehicle license plate # and find out who owns the car and where they live, why no privacy with aircraft?!