Only manufactueres with 3 or more aircraft registered are listed.
L'Aventurier (4)
LTV (220)
LVG (18)
La Mouette Sarl (9)
Lacey (3)
Lackey Robert E (3)
Laferriere (3)
Laird (23)
Laird Swallow Manufacturing (6)
Laister Sailplane Products (23)
Laister-kauffman (111)
Lake (508)
Lamb (6)
Lamb Michael S (3)
Lambair (6)
Lambert (3)
Lambert Louis J (4)
Lambert Steven D (3)
Lamco (9)
Lanaverre-industrie (25)
Lancair (175)
Lancair Company (302)
Lancair Intl Inc (3)
Lancashire Aircraft Company (17)
Landoll Mark (3)
Landoll Mark L (3)
Lane (3)
Lang (4)
Lang Jw (3)
Lange (7)
Langford Don (3)
Langley James H (7)
Lanshe Aerospace Llc (14)
Lanyi Ernest S (3)
Lark (4)
Larkin (3)
Larson (8)
Latham (5)
Latour Robert B (3)
Lau Alvin F (3)
Laux Blaine F (3)
Laverda Spa (5)
Lavochkin (7)
Law Marc A Jr (3)
Lawhorn (3)
Lawrence (5)
Lawrence Engineering And Sales Pty Ltd (6)
Lawson (4)
Laycock Ca (3)
Lazair (465)
LeVitation (4)
Leading Edge Air Foils Inc (3)
Lear (3)
Lear Fan Limited (5)
Lear Jet (4)
Learjet (837)
Learjet Inc (1810)
Learjet Inc. (11)
Ledoux Robert E (5)
Leduc (3)
Lee (6)
Lee David (4)
Lee Ronald E (3)
Leedham Gt (3)
Lefever Paul M (4)
Lefevre Gerard H (4)
Leggo Pj (3)
Lehman (3)
Leland (3)
Leonard (4)
Leone Giovanni T (4)
Leopoldoff (17)
Lesher (4)
Let (1184)
Let Kunovice (4)
Letov (32)
Lewis (5)
Lewis Jacob T Jr (3)
Lewis John D (3)
Lewis John T (3)
Leza-lockwood (3)
Libert (49)
Liberty (8)
Liberty Aerospace Incorporated (155)
Life Lawrence D (3)
Light Aero Inc (4)
Light Miniature (4)
Light R (9)
Light Sport Inc (3)
Lightair (6)
Lightning Strike Leasing Llc (3)
Liles Richard A (3)
Limehouse Cary J (3)
Linch Kenneth T (4)
Lincoln (16)
Lincoln Page (3)
Lindsey Larry C (3)
Lindstrand (97)
Lindstrand Balloons (403)
Lindstrand Balloons Ltd (386)
Lippert Barry M (4)
Lisunov (28)
Lithuanian Factory Of Aviation (24)
Little Toot (9)
Livingston (6)
Llopis Balloons (8)
Lloyd (3)
Lloyd James A (3)
Lobb Kenneth (4)
Lockheed (6199)
Lockheed Aircraft Corporation (94)
Lockheed Corporation (11)
Lockheed Martin (492)
Loehle Michael D (4)
Loening (3)
Logan (5)
Lombard (3)
Londo (3)
London And Provincial Aviation Company (3)
Long (6)
Long Harry W (3)
Long Richard D (3)
Long Ws (3)
Longmire (3)
Longmore Jc (4)
Longo Paula (3)
Loravia (5)
Loucks Gary D (8)
Love (5)
Lovegrove Pc (12)
Lowe Bruce (3)
Lowers (4)
Loyd (3)
Lucas John W (3)
Luce Earl J Jr (3)
Luce Thomas R (3)
Ludtke Bennett A (3)
Ludwig Larry E (5)
Lueck Ronald A (4)
Luke (3)
Lukehart Larry L (3)
Lung Francis N (3)
Luscombe (3224)
Luscombe Silvaire Acft Co Inc (3)
Luton (24)
Lutz Michael A (3)
Lyons Robert (3)
Lyons Waylon A (4)