# N123DH: 1974 Cessna T210L, registration cancelled 2006-10-05

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 5, 2006
- Exported to: Mexico
- Status when cancelled: Valid registration
- Airframe: [Cessna T210L](https://openairdocs.org/model/cessna-t210l) (registry code 2073449)
- Engine: [Continental TSIO-520 series](https://openairdocs.org/engine/continental-tsio-520-series) (registry code 17040)
- Data sheets: [TCDS 3A21](https://openairdocs.org/tcds/3A21), [TCDS E8CE](https://openairdocs.org/tcds/E8CE) (OpenAirDocs)
- Serial number: 21060217
- Year built: 1974
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: February 22, 1974
- Certificate issued: March 2, 2005
- Last registry action: March 2, 2005
- Mode S code: A05F2A
- Owners when cancelled: [Ryon Roger L](https://openairdocs.org/faa-owner/RYON%20ROGER%20L), [Effenberger Michael S](https://openairdocs.org/faa-owner/EFFENBERGER%20MICHAEL%20S), [Russell David L](https://openairdocs.org/faa-owner/RUSSELL%20DAVID%20L)
- Location: [Carlsbad, CA](https://openairdocs.org/faa-place/CA/Carlsbad)
- Owner type: Co-owned
- Owner's area on the map: 33.1425° N, 117.3134° W: Placed by OpenAirDocs at the center of ZIP code 92008, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N123DH
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=123DH
- Page: https://openairdocs.org/deregistered/N123DH-2006-10-05

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 T210L: https://openairdocs.org/model/cessna-t210l.md

## NTSB investigations (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 LAX79IA033](https://openairdocs.org/ntsb/LAX79IA033), Mar 14, 1979: Cessna T210L (N123DH), Lancaster, CA, incident, no damage, 1 fatal

## FAA accident and incident reports (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.

- [Incident 19790314009069I](https://openairdocs.org/incident/19790314009069I), Mar 14, 1979: Cessna T210L (N123DH), Lancaster, CA, 1 fatal. Za zf mercy landing for sick passenger

## Other aircraft with N123DH

- [Registered now](https://openairdocs.org/aircraft/N123DH): Cirrus Design SR22T, S/N 2064, built 2020
- [Cancelled 2013-12-31](https://openairdocs.org/deregistered/N123DH-2013-12-31): Starks Sharon M DH-2, S/N 001, built 2009. Second renewal notice. Owner: [Starks Sharon M](https://openairdocs.org/faa-owner/STARKS%20SHARON%20M), [Parkville, MO](https://openairdocs.org/faa-place/MO/Parkville)

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