| | N3430 | Private | Unallocated | -0001 | Unallocated frame, notes 'Central States Aero Co MONOCOUPE ', if known please update accordingly |
| | N129C | Private | Unallocated | -0001 | Unallocated frame, notes 'Cushing C2', if known please update accordingly |
| | N4VW | Private | Unallocated | -0001 | Unallocated frame, notes 'Nesmith V-40 ', if known please update accordingly |
| | N13961 | Private | Unallocated | -0001 | Unallocated frame, notes 'Post Aircraft Corp Wiley A', if known please update accordingly |
| | N13289 | Private | Unallocated | -0001 | Unallocated frame, notes 'Consolidated 21-C ', if known please update accordingly |
| | N92 | Private | Unallocated | -0001 | Unallocated frame, notes 'Curtiss Aeroplane & Motor Corp LAND PLANE', if known please update accordingly |
| | N2647 | Private | Unallocated | -0001 | Unallocated frame, notes 'Woodson Engineering Co 2-A EXPRESS', if known please update accordingly |
| | N80KC | Private | Unallocated | -0001 | Unallocated frame, notes 'Champion Kenneth R PIUMA EVOLUZIONE', if known please update accordingly |
| | N1537 | Private | Unallocated | -0001 | Unallocated frame, notes 'Strahan SPECIAL Y ', if known please update accordingly |
| | N1594 | Private | Unallocated | 1927 | Unallocated frame, notes 'Woodson Engineering Co 3A', if known please update accordingly |
| | N349 | Private | Unallocated | 1928 | Unallocated frame, notes 'Whites Aircraft MODEL A SPECIAL', if known please update accordingly |
| | N801W | Private | Unallocated | 1930 | Unallocated frame, notes 'Avions Albert TE.1 ', if known please update accordingly |
| | N486N | Private | Unallocated | 1933 | Unallocated frame, notes 'Ace Aircraft Mfg Corp S.P. ', if known please update accordingly |
| | N2542 | Private | Unallocated | 1934 | Unallocated frame, notes 'Taylor Brothers Aircraft Co CHUMMY', if known please update accordingly |
| | N29C | Private | Unallocated | 1949 | Unallocated frame, notes 'Larson Merle D / Holmes Paul M B', if known please update accordingly |
| | N24034 | Private | Unallocated | 1970 | Unallocated frame, notes 'Curtiss A-1', if known please update accordingly |
| | D-HARB | Unallocated | Unallocated | 1973 | Private | Unallocated | Unallocated | Unallocated Frame | Wagner Helikopter Technik FJ-V8 Autogyro, Helikopter Technik |
| | N9XA | Private | Unallocated | 1977 | Unallocated frame, notes 'Metropolitan Sales Inc. POBER SPORT P-12', if known please update accordingly |
| | N47WF | Private | Unallocated | 1989 | Unallocated frame, notes 'Force William G Jr P-47D/RAZORBACK', if known please update accordingly |
| | N23JF | Private | Unallocated | 1992 | Unallocated frame, notes 'Foy SCAMP WT-B1', if known please update accordingly |
| | N540RM | Private | Unallocated | 1996 | Unallocated frame, notes 'Homebuilt HARMON ROCKET II', if known please update accordingly. Owner/Operator Mokry Robert B |
| | N211KG | Private | Unallocated | 1996 | Unallocated frame, notes 'Staudacher Aircraft S-300', if known please update accordingly. Owner/Operator Unusual Attitudes Aviation |
| | N5068S | Private | Unallocated | 2004 | Unallocated frame, notes 'Seber John J EINDECKER ', if known please update accordingly |
| | N7123 | Private | Unallocated | 2009 | Unallocated frame, notes 'Homebuilt BAUMER-HEATH', if known please update accordingly. Owner/Operator Jenkins George Merritt |
| | N8HH | Private | Unallocated | 2010 | Unallocated frame, notes 'Haigh STEVENS', if known please update accordingly |
| | N116LK | Private | Unallocated | 2011 | Unallocated frame, notes 'Larry Ketterling FEW P-51 MUSTANG', if known please update accordingly |
| | N1924M | Private | Unallocated | 2015 | Unallocated frame, notes 'Homebuilt CABIN EAGLE ', if known please update accordingly. Owner/Operator Milholland Leonard E |
| | N16NC | Private | Unallocated | 2015 | Unallocated frame, notes 'Homebuilt JUNCO', if known please update accordingly. Owner/Operator Leonard Steven E |
| | N691ZZ | Private | Unallocated | 2016 | Unallocated frame, notes 'Zipline International Inc STORK', if known please update accordingly |
| | N34LN | Private | Unallocated | 2016 | Unallocated frame, notes 'Homebuilt SPRINTER 200 S', if known please update accordingly. Owner/Operator Ashley James M |
| | N47V | Private | Unallocated | 2018 | Unallocated frame, notes 'Homebuilt 21', if known please update accordingly. Owner/Operator Milan John B |
| | N276K | Private | Unallocated | 2020 | Unallocated frame, notes 'Homebuilt B-330', if known please update accordingly. Owner/Operator Western Antique Aeroplane & Automobile Museum |