Aircraft N-Numbers: Registered, Deregistered, Reserved
Explore all aircraft, drone, UAV and UAS N-Numbers, also known as tail numbers, on record with the FAA. This table includes details on registration status, associated aircraft, and engine information. Last update: October 6, 2026.
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| N-Number | Registrant | Aircraft Make/Model | Engine Make/Model | Status |
|---|---|---|---|---|
| N155UM | REGENTS OF THE UNIVERSITY OF MICHIGAN | EUROCOPTER/EC 155 B1 | TURBOMECA/ARRIEL 2C2 | Valid Registration |
| N156UM | REGENTS OF THE UNIVERSITY OF MICHIGAN | EUROCOPTER/EC 155 B1 | TURBOMECA/ARRIEL 2C2 | Valid Registration |
| N157UM | REGENTS OF THE UNIVERSITY OF MICHIGAN | EUROCOPTER/EC 155 B1 | TURBOMECA/ARRIEL 2C2 | Valid Registration |
| N75UM | REGENTS OF THE UNIVERSITY OF MICHIGAN | LEARJET INC/45 | HONEYWELL/TFE731-40BR1B | Valid Registration |