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: September 14, 2026.
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| N-Number | Registrant | Aircraft Make/Model | Engine Make/Model | Status |
|---|---|---|---|---|
| N7047K | SIERRA SKY AVIATION LLC | ROBINSON HELICOPTER COMPANY/R44 II | LYCOMING/IO-540-AE1A5 | Valid Registration |
| N7255Q | SIERRA SKY AVIATION LLC | CESSNA/172L | LYCOMING/0-320 SERIES | Valid Registration |
| N734SW | SIERRA SKY AVIATION LLC | CESSNA/172N | LYCOMING/0-320 SERIES | Valid Registration |
| N73785 | SIERRA SKY AVIATION LLC | CESSNA/172N | LYCOMING/0-320 SERIES | Valid Registration |
| N7423X | SIERRA SKY AVIATION LLC | CESSNA/172B | CONT MOTOR/0-300 SER | Valid Registration |
| N7507U | SIERRA SKY AVIATION LLC | SCHWEIZER/269C | LYCOMING/HIO-360 SER | Valid Registration |
| N756DL | SIERRA SKY AVIATION LLC | CESSNA/U206G | CONT MOTOR/IO 520 SERIES | Valid Registration |