- Cancelled
- September 13, 1977
- Status when cancelled
- Valid registration
- Serial number
- 17889
- Type
- Rotorcraft
- Certificate issued
- April 18, 1977
- Mode S code
- A88639
- Owner when cancelled
- St Louis County Office Of Civil Preparedness
- Location
- Clayton, MO
- Owner type
- Government
From the FAA registry file of November 4, 2026, cancelled registrations. Owners’ street addresses are left out. The Mode S code belongs to the N-number, not the airframe.