The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N3900X

N3900X is not currently registered. It was last assigned to an Aero Commander 100 built in 1969. The FAA cancelled the registration on September 7, 2007. The last status on file was "valid registration".

Aero Commander 100 cancelled September 7, 2007

Serial number
350
Type
Fixed-wing, single engine · Piston (reciprocating)
Year built
1969
Last status
Valid registration
Certificate issued
August 9, 2007
Last FAA action
August 9, 2007
Last owner
Adams William D (Individual)
Coral Springs, FL
Airworthiness
Standard · Normal

NTSB accident and incident record under N3900X

NYC07LA175Accident on July 25, 2007 at Collegeville, PA: minor injuries, substantial damage.

Aircraft on the NTSB record: Aero Commander 100 · serial 350

The pilot's inadequate recovery from a bounced landing.

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