| | N406 | Private | Unallocated | -0001 | Unallocated frame, notes 'Couture & Fletcher C2M', if known please update accordingly |
| | N819H | Private | Unallocated | -0001 | Unallocated frame, notes 'Master Aircraft Co GREYHOUND ', if known please update accordingly |
| | N73652 | Private | Unallocated | -0001 | Unallocated frame, notes 'Bradley GRUIDIER GYRO. 1PL', if known please update accordingly |
| | N6929C | Private | Unallocated | -0001 | Unallocated frame, notes 'Angel SPECIAL', if known please update accordingly |
| | N562A | Private | Unallocated | 1962 | Unallocated frame, notes 'Contos Cluster Free Ballon PARALOON', if known please update accordingly |
| | N1006 | Private | Unallocated | 1973 | Unallocated frame, notes 'Bradshaw-Smith MINIPLANE B-1', if known please update accordingly |
| | N181K | Private | Unallocated | 1977 | Unallocated frame, notes 'Russell GYROPLANE ', if known please update accordingly |
| | N16B | Private | Unallocated | 1978 | Unallocated frame, notes 'Baby Ace BURKHART SPECIAL', if known please update accordingly |
| | N1356Y | Private | Unallocated | 2014 | Unallocated frame, notes 'Homebuilt STARDUSTRER SA-100', if known please update accordingly. Owner/Operator Still Michael J |
| | N35GB | Private | Unallocated | 2016 | Unallocated frame, notes 'Homebuilt STEEN SKYBOLT ', if known please update accordingly. Owner/Operator Mccomas Mike |
| | N30EB | Private | Unallocated | 2020 | Unallocated frame, notes 'Homebuilt STEEN SKYBOLT ', if known please update accordingly. Owner/Operator Miller Stephen C |
| | N428TF | Private | Unallocated | 2021 | Unallocated frame, notes 'Homebuilt THORP T-211 ', if known please update accordingly. Owner/Operator Blanchard Victor R |
| | N711WB | Private | Unallocated | 2021 | Unallocated frame, notes 'Homebuilt SYLKIE 1', if known please update accordingly. Owner/Operator Newberg Edgar T |