N59LB is taken. It's currently assigned to a 1996 Boehmer Larry A KITFOX IV 1200 registered in West Alexandria, OH.
See the full aircraft record →A tail number only frees up if the owner deregisters the aircraft or moves it to a different N-number — and even then the FAA holds it before releasing it to the public.
N59LB has been worn before. Past registrations from FAA deregistration records:
Tails one nudge away from N59LB that aren't assigned or reserved: