| | N25149 | Private | Unallocated | -0001 | Unallocated frame, notes 'Mayer MODEL-1', if known please update accordingly |
| | N15694 | Private | Unallocated | -0001 | Unallocated frame, notes 'Brewster Aeronautical Corp 239', if known please update accordingly |
| | N7477 | Private | Unallocated | 1928 | Unallocated frame, notes 'Simmons Herbert H SP1', if known please update accordingly |
| | N92K | Private | Unallocated | 1934 | Unallocated frame, notes 'Ireland Aircraft Co P-2', if known please update accordingly |
| | N442V | Private | Unallocated | 1990 | Unallocated frame, notes 'Homebuilt SKYOTE', if known please update accordingly. Owner/Operator Krebaum Kenneth G |
| | N770JL | Private | Unallocated | 2000 | Unallocated frame, notes 'Homebuilt RUTAN DEFIANT ', if known please update accordingly. Owner/Operator Loofbourrow John W |
| | N66TR | Private | Unallocated | 2006 | Unallocated frame, notes 'Homebuilt ROCKET II ', if known please update accordingly. Owner/Operator Jacobs Bryan W |
| | N2568N | Private | Unallocated | 2007 | Unallocated frame, notes 'Homebuilt TUKAN COMMANDO', if known please update accordingly. Owner/Operator Blythe Thomas E |
| | N461JM | Private | Unallocated | 2008 | Unallocated frame, notes 'Homebuilt CX4', if known please update accordingly. Owner/Operator Meier John H |
| | N73HD | Private | Unallocated | 2008 | Unallocated frame, notes 'Howard Henry T HELI SPT CH7 KOMPRES', if known please update accordingly |
| | N91904 | Private | Unallocated | 2016 | Unallocated frame, notes 'Epperson Edwin R 1', if known please update accordingly |