N21 is reserved. Agency reservation held by Federal Aviation Administration Asw-280.
Checked against FAA data from Jul 3, 2026. Not an official FAA determination — always confirm with the FAA before filing.
Reserved without fee, typically by the FAA or another government body. These do not expire.
N21 has been worn before. Past registrations from FAA deregistration records:
Tails one nudge away from N21 that aren't assigned or reserved: