| | N12BK | Private | Unallocated | -0001 | Unallocated frame, notes 'Bettridge-Kelsey MINIPLANE BK-1 ', if known please update accordingly |
| | N19A | Private | Unallocated | -0001 | Unallocated frame, notes 'Goodyear L', if known please update accordingly |
| | N20A | Private | Unallocated | -0001 | Unallocated frame, notes 'Goodyear GAC-K', if known please update accordingly |
| | N825BB | Private | Unallocated | -0001 | Unallocated frame, notes 'Burris Bruce HYPERLIGHT', if known please update accordingly |
| | D-EJOF | Private | Unallocated | -0001 | Tipsy T.66 Nipper Mk.1 Luftfahrtmuseum Hannover-Laatzen |(pres) |
| | N5297 | Private | Unallocated | -0001 | Unallocated frame, notes 'Homebuilt MONOCOUPE ', if known please update accordingly. Owner/Operator Sale Reported |
| | N586V | Private | Unallocated | 1930 | Unallocated frame, notes 'Bowlus PRIMARY GLIDER ', if known please update accordingly |
| | N990 | Private | Unallocated | 1931 | Unallocated frame, notes 'Waterhouse William ROAMAIR', if known please update accordingly |
| | N13637 | Private | Unallocated | 1933 | Unallocated frame, notes 'Walter Lablanc LABLANC', if known please update accordingly |
| | N322M | Private | Unallocated | 1936 | Unallocated frame, notes 'Cessna Cessna CS-1 ', if known please update accordingly |
| | N1070 | Private | Unallocated | 1967 | Unallocated frame, notes 'Fibera KK-I-E UTU', if known please update accordingly |
| | N49LP | Private | Unallocated | 1977 | Unallocated frame, notes 'Lewis LP-49', if known please update accordingly |
| | N19ED | Private | Unallocated | 1978 | Unallocated frame, notes 'Homebuilt SUPER ACRO SPORT', if known please update accordingly. Owner/Operator Hartz Edwin H |
| | N7889C | Private | Unallocated | 1980 | Unallocated frame, notes 'Vasama PIK-16C', if known please update accordingly |
| | N6535Z | Private | Unallocated | 1991 | Unallocated frame, notes 'Heckman Donald E W-11 BOREDOM FIGHTER', if known please update accordingly |
| | N24927 | Private | Unallocated | 1991 | Unallocated frame, notes 'Consolidated Vultee RLB3O', if known please update accordingly. Owner/Operator American Airpower Heritage Fly Museu |
| | N924LR | Private | Unallocated | 1992 | Unallocated frame, notes 'Homebuilt L-106', if known please update accordingly. Owner/Operator Museum Of Flight Foundation |
| | N40350 | Private | Unallocated | 1995 | Unallocated frame, notes 'Thompson Steve C YELLOW NINE', if known please update accordingly |
| | N122DA | Private | Unallocated | 2006 | Unallocated frame, notes 'Homebuilt MONI ', if known please update accordingly. Owner/Operator Stiglmayer Joseph |
| | N592E | Private | Unallocated | 2008 | Unallocated frame, notes 'Homebuilt SKYLARK 3 ', if known please update accordingly. Owner/Operator Balcerzak Gregg A |
| | N368HA | Private | Unallocated | 2008 | Unallocated frame, notes 'Barber William G BARBER MUSTANG 2/3 S', if known please update accordingly |
| | N1155Q | Private | Unallocated | 2011 | Unallocated frame, notes 'Homebuilt MG23SL', if known please update accordingly. Owner/Operator Western Antique Aeroplane & Automobile Museum |
| | N1EP | Private | Unallocated | 2012 | Unallocated frame, notes 'Homebuilt ENGLISH-HATZ CB-1 ', if known please update accordingly. Owner/Operator Hargis Lawrence A |
| | N48V | Private | Unallocated | 2013 | Unallocated frame, notes 'Homebuilt QUESTAIR VENTURE', if known please update accordingly. Owner/Operator Ervin Eric A |
| | N18000 | Private | Unallocated | 2014 | Unallocated frame, notes 'Homebuilt ARROW F ', if known please update accordingly. Owner/Operator Airpower Museum |
| | N372EC | Private | Unallocated | 2014 | Unallocated frame, notes 'Homebuilt CMI', if known please update accordingly. Owner/Operator Dienst Lon C |
| | N700TF | Private | Unallocated | 2014 | Unallocated frame, notes 'Homebuilt FATZINGER 11', if known please update accordingly. Owner/Operator Fatzinger Terry L |
| | N545ZF | Private | Unallocated | 2015 | Unallocated frame, notes 'Silvertone Electronics FLAMINGO MK4', if known please update accordingly |
| | N818DS | Private | Unallocated | 2017 | Unallocated frame, notes 'Homebuilt HOMEBUILT ', if known please update accordingly. Owner/Operator Cao Roger |
| | N156DM | Private | Unallocated | 2019 | Unallocated frame, notes 'Smith Aviation Corp PA-18', if known please update accordingly. Owner/Operator Paxhia Alan J |
| | N18PJ | Private | Unallocated | 2020 | Unallocated frame, notes 'Homebuilt PL-4A', if known please update accordingly. Owner/Operator Goolsby James E |