# N111BY: 1974 Cessna 421B, registration cancelled 1979-05-24

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 24, 1979
- Exported to: Mexico
- Status when cancelled: Valid registration
- Airframe: [Cessna 421B](https://openairdocs.org/model/cessna-421b) (registry code 2076014)
- Data sheets: [TCDS A7CE](https://openairdocs.org/tcds/A7CE) (OpenAirDocs)
- Serial number: 421B0596
- Year built: 1974
- Type of aircraft: Fixed wing multi engine
- Certificate issued: December 6, 1977
- Mode S code: A0301A
- Owner when cancelled: [Longair Inc](https://openairdocs.org/faa-owner/LONGAIR%20INC)
- Location: [Laredo, TX](https://openairdocs.org/faa-place/TX/Laredo)
- Owner type: Corporation
- Owner's area on the map: 27.5134° N, 99.5021° W: Placed by OpenAirDocs at the center of ZIP code 78040, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N111BY
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=111BY
- Page: https://openairdocs.org/deregistered/N111BY-1979-05-24

From the FAA registry file of November 3, 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 Cessna 421B: https://openairdocs.org/model/cessna-421b.md

## Other aircraft with N111BY

- [Registered now](https://openairdocs.org/aircraft/N111BY): Evektor-Aerotechnik A S HARMONY LSA, S/N 20232235, built 2024

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