The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N99LR

N99LR is not currently registered. It was last assigned to a Roberts Donald L FALCON F-9. The FAA cancelled the registration on November 29, 2010. The last status on file was "triennial registration form was mailed and has not been returned by the post office". The number has been on and off the register 2 times.

N99LR is reserved by Nnumbersforsale.Com LLC since January 6, 2022. Reservation type: Fee paid. An expiration notice was issued on November 6, 2026.

Roberts Donald L FALCON F-9 cancelled November 29, 2010

Serial number
F 4237
Type
Fixed-wing, single engine · Piston (reciprocating)
Year built
—
Last status
Triennial registration form was mailed and has not been returned by the Post Office
Certificate issued
July 20, 2006
Last FAA action
July 21, 2009
Last owner
Roberts Donald L (Individual)
Fairdale, KY
Airworthiness
None on file

Cessna 172K cancelled March 6, 2004

Serial number
17259099
Type
Fixed-wing, single engine · Four-cycle piston
Year built
1970
Last status
Triennial registration form was mailed and has not been returned by the Post Office
Certificate issued
May 4, 1979
Last FAA action
January 20, 2004
Last owner
Robinson Leonard L (Individual)
Menlo Park, CA
Airworthiness
Standard · Normal; Utility

NTSB accident and incident record under N99LR

LAX04FA096Accident on January 20, 2004 at Grass Valley, CA: fatal, destroyed (2 fatal).

Aircraft on the NTSB record: Cessna 172K · serial 17259099

the pilot's continued visual flight into instrument meteorological conditions and failure to maintain an adequate terrain/object clearance altitude. Also causal was the pilot's improper in-flight decision to return to the origin airport in the face of deteriorating weather conditions instead of diverting to a more suitable alternate.

A tail number passes between aircraft over the years; match the serial number on the NTSB record against the airframe above. Source: NTSB aviation accident database, records through September 30, 2026.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this number on the FAA site