# N20643: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 3
- Last cancelled: March 1, 2012
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=20643
- Page: https://openairdocs.org/aircraft/N20643

## Aircraft that carried N20643

- [Cancelled 2012-03-01](https://openairdocs.org/deregistered/N20643-2012-03-01): Air Tractor AT-504, S/N 504-4014. Exported to Canada. Owner: [Air Tractor Inc](https://openairdocs.org/faa-owner/AIR%20TRACTOR%20INC), [Olney, TX](https://openairdocs.org/faa-place/TX/Olney)
- [Cancelled 1999-08-31](https://openairdocs.org/deregistered/N20643-1999-08-31): Boeing 737-524, S/N 28904. Owner: [Continental Airlines Inc](https://openairdocs.org/faa-owner/CONTINENTAL%20AIRLINES%20INC), [Houston, TX](https://openairdocs.org/faa-place/TX/Houston)
- [Cancelled 1942-08-07](https://openairdocs.org/deregistered/N20643-1942-08-07): Grumman G-21A, S/N 1017. Owner: [Defense Supplies Corp](https://openairdocs.org/faa-owner/DEFENSE%20SUPPLIES%20CORP), [Washington, DC](https://openairdocs.org/faa-place/DC/Washington)

## NTSB investigations on N20643 (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB FTW98RA401](https://openairdocs.org/ntsb/FTW98RA401), Sep 17, 1998: Boeing 737-524 (N20643), Guadalajara, Mexico

## FAA accident and incident reports on N20643 (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19980916046999A](https://openairdocs.org/incident/19980916046999A), Sep 16, 1998: Boeing 737524 (N20643), Guadalajara, Mexico, No damage. (.19) On September 16, 1998, at 2253 central daylight time, a Boeing 737-524 transport airplane, N20643, operating as Continental airlines flight 475, was…

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