# N6645Y: Piper PA-23-250, registration cancelled 1974-08-01

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 1, 1974
- Status when cancelled: Valid registration
- Airframe: [Piper PA-23-250](https://openairdocs.org/model/piper-pa-23-250) (registry code 7102308)
- Data sheets: [TCDS 1A10](https://openairdocs.org/tcds/1A10) (OpenAirDocs)
- Serial number: 27-3960
- Type of aircraft: Fixed wing multi engine
- Certificate issued: August 7, 1969
- Mode S code: A8C633
- Owner when cancelled: [Melridge Aviation Co](https://openairdocs.org/faa-owner/MELRIDGE%20AVIATION%20CO)
- Location: [Vancouver, WA](https://openairdocs.org/faa-place/WA/Vancouver)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N6645Y
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6645Y
- Page: https://openairdocs.org/deregistered/N6645Y-1974-08-01

From the FAA registry file of November 7, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Piper PA-23-250: https://openairdocs.org/model/piper-pa-23-250.md

## Other aircraft with N6645Y

- [Registered now](https://openairdocs.org/aircraft/N6645Y): Beech 95-B55 (T42A), S/N TC-2258, built 1979

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.