# N37558: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 2
- Last cancelled: October 17, 1980
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=37558
- Page: https://openairdocs.org/aircraft/N37558

## Aircraft that carried N37558

- [Cancelled 1980-10-17](https://openairdocs.org/deregistered/N37558-1980-10-17): Williams VARI-VIGGEN, S/N 142. Owner: [Williams Herman R](https://openairdocs.org/faa-owner/WILLIAMS%20HERMAN%20R), [Boulder, CO](https://openairdocs.org/faa-place/CO/Boulder)
- [Cancelled 1968-06-01](https://openairdocs.org/deregistered/N37558-1968-06-01): Douglas DC-6B, S/N 43300. Owner: [United Air Lines Inc](https://openairdocs.org/faa-owner/UNITED%20AIR%20LINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago)

## NTSB investigations on N37558 (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 UNK64X1622](https://openairdocs.org/ntsb/UNK64X1622), May 4, 1964: Douglas DC-6B (N37558), Rochester, NY, substantial damage

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