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N400M

Reserved

N400M is reserved. Fee-paid reservation held by Z Plane LLC — if it isn't renewed, the FAA releases it on Sep 7, 2027 (in about 14 months).

Checked against FAA data from Jul 1, 2026. Not an official FAA determination — always confirm with the FAA before filing.

Reservation details

Held by
Z Plane LLC
Location
Louisville, KY
Reservation type
Fee-paid reservation
Reserved since
Aug 7, 2023
Renewal notice
Jun 7, 2027
Frees up (if not renewed)
Sep 7, 2027

Reserved by an individual or company for $10 per year.

Reservations lapse more often than you'd think. Check back around Sep 7, 2027 — if the holder doesn't renew, it becomes available. See everything scheduled to free up in September 2027.

This tail has history

N400M has been worn before. Past registrations from FAA deregistration records:

  • 1973 Grumman G-1159 — Bmg Group IncApr 26, 2013 to Mar 2, 2018
  • Lockheed 1329 — Fluor CorpMar 31, 1966 to Jan 18, 1973
  • Stinson SM-2AA — Boeing School Of AeronauticsNov 23, 1929 to Aug 21, 1931

Close calls that are open right now

Tails one nudge away from N400M that aren't assigned or reserved:

N396M

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