The U.S. aircraft register, updated daily
Deregistered · FAA record as of October 2, 2026
N6440Z

N6440Z is not currently registered. It was last assigned to a Piper PA-25 built in 1961. The FAA cancelled the registration on April 29, 2013. The last status on file was "registration expired, pending cancellation".

Piper PA-25 cancelled April 29, 2013

Serial number
25-599
Type
Fixed-wing, single engine · Piston (reciprocating)
Year built
1961
Last status
Registration expired, pending cancellation
Certificate issued
April 5, 1994
Last FAA action
May 5, 1997
Last owner
Simpson'S Air Service INC (Corporation)
Dover, DE
Airworthiness
Restricted · Agriculture and pest control

NTSB accident and incident record under N6440Z

CHI94FA263Accident on August 2, 1994 at Decatur, NE: fatal, destroyed (2 fatal).

Aircraft on the NTSB record: Piper PA-25 · serial 25-599

LOSS OF ENGINE POWER FOR AN UNDETERMINED REASON, AND FAILURE OF THE PILOT TO MAINTAIN ADEQUATE AIRSPEED, WHICH RESULTED IN AN INADVERTENT STALL.

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