| 1 | LJ | Sierra National Airlines | ICAO: SLA, Callsign: Selair, IATA Prefix: 690, Designator LJ recalled by IATA | WAL | AVCODES |
| 2 | LJ | Sierra Leone Airways Ltd. | Callsign: Selair, | WAL | AVCODES |
| 3 | LJ | Jin Air Co. Ltd. | ICAO: JNA, Callsign: Jin Air, Formerly Air Korea | ROK | AVCODES |
| 4 | LJ | Lollandsbanen | 1874 - | DK | jernbanen.dk |
| 5 | LJ | Lollandsbanen | 1874 - | DK | TRAFFIC |
| 6 | LJ | Lollandsbanen | | DK | VKM |
| 7 | LJA | Air Jamahiriya Company | Callsign: Air Jamahiriya, | LAR | AVCODES |
| 8 | LJA | Air Jamahiriya Company | | | ICAO1 |
| 9 | LJAA | LEWIN, JACK ASSOCIATES INC | | | SCAC4 |
| 10 | LJAG | LES SERVICES JAG INC | | | SCAC4 |
| 11 | LJAK | LEWIS, JACKIE | | | SCAC4 |
| 12 | LJB | Al Jabeer | Callsign: Al Jabeer, | UAE | AVCODES |
| 13 | LJBF | L & J BODY & FENDER WORKS | | | SCAC3 |
| 14 | LJBN | LJB ENTERPRISES | | | SCAC3 |
| 15 | LJBT | LAJOIE BROS TRANSPORT CO | | | SCAC4 |
| 16 | LJC | Regency Jet Ltd. | Callsign: Little Jet, | GB | AVCODES |
| 17 | LJCA | L J CARTAGE | | | SCAC3 |
| 18 | LJCI | L J CHARTER INC | | | SCAC4 |
| 19 | LJCK | LJC TRUCKING SERVICES LLC | | | SCAC4 |
| 20 | LJCN | LANGER JUICE COMPANY INC | | | SCAC4 |
| 21 | LJCR | LES ENTREPRISES JESSEN INC | | | SCAC4 |
| 22 | LJCT | LJC TRANSPORT SERVICES INC | | | SCAC4 |
| 23 | LJDC | LYNN, JODY INC | | | SCAC4 |
| 24 | LJDI | L J DISTRIBUTORS INC | | | SCAC3 |
| 25 | LJDI | LJ DISTRIBUTORS INC | | | SCAC4 |
| 26 | LJDS | LA JOLLA DELIVERY SERVICE | | | SCAC3 |
| 27 | LJDT | LEWIS, J D TRUCKING | | | SCAC3 |
| 28 | LJEG | LVM-JEGEL | | | SCAC4 |
| 29 | LJEJ | LEBLANC, JEAN J | | | SCAC4 |
| 30 | LJEL | LITTLE JOEYS EXPRESS LTD | | | SCAC3 |
| 31 | LJEN | L & J EXPRESS INC | | | SCAC4 |
| 32 | LJEP | LAGOMARSINI, J E PAGAN INC | | | SCAC3 |
| 33 | LJEQ | LIESFELD, J E CONTRACTOR INC | | | SCAC4 |
| 34 | LJET | LOWRY, JACK E TRUCKING | | | SCAC3 |
| 35 | LJET | LJ EXPRESS TRUCKING COMPANY OF CALF | | | SCAC4 |
| 36 | LJEY | LOVE, J E COMPANY LLC | | | SCAC4 |
| 37 | LJFI | LABRECQUE, JEAN & FILS INC | | | SCAC4 |
| 38 | LJFS | LONGLEY, J F & SONS INC | | | SCAC4 |
| 39 | LJGT | LIBERIAN JAGUAR TRANSPORTS, INC. | | | SCAC3 |
| 40 | LJHI | LACOBIJAH TRANSPORTATION INC | | | SCAC4 |
| 41 | LJHN | LITTLE JOHN TRUCKS INC | | | SCAC3 |
| 42 | LJHT | L J H TRANSPORT | | | SCAC4 |
| 43 | LJIX | Brown Trailer, Inc. | 1/1994 (not listed); added 10/1996; eliminated 4/1997; 7/2000 (not listed) | | NAKINA |
| 44 | LJIX | Brown Trailer, Inc. | 1/94; added 10/96; eliminated 4/97; 7/2000 | | NRHS |
| 45 | LJIX | BROWN TRAILER, INC. | | | PWRC |
| 46 | LJJB | LAJOIE, JEAN BERNARD | | | SCAC4 |
| 47 | LJLC | L & J LEASING COMPANY INC | | | SCAC3 |
| 48 | LJLG | L & J LOGISTICS INC | | | SCAC4 |
| 49 | LJLS | LESTER, J L & SON TRUCKING INC | | | SCAC3 |
| 50 | LJLU | DRCT CONTAINERS B.V. | | NL | BIC |
| 51 | LJM | Rutair Limited d/b/a Jam Air Link Express Limited | IATA: J0, Callsign: Cool Runnings, | JA | AVCODES |
| 52 | LJM | Landeryds Järnvägsmuseum | | SE | VKM |
| 53 | LJMC | LJ AND M TRUCKING | | | SCAC4 |
| 54 | LJMD | LANGE, JESSE M DISTRIBUTOR INC | | | SCAC4 |
| 55 | LJMF | LACROIX, J M & FILS INC | | | SCAC4 |
| 56 | LJMS | L & J MOVING & STORAGE INC | | | SCAC4 |
| 57 | LJMX | L.J. & M. Laplace | eliminated 10/1953; added 4/1954; 7/1954-1/1975 | | NAKINA |
| 58 | LJMX | L.J. & M. Laplace | eliminated 10/53; added 4/54; 10/57-1/75 | | NRHS |
| 59 | LJMX | L. J. & M. LAPLACE | | | PWRC |
| 60 | LJMX | LAPLACE L J & M | | | SCAC3 |
| 61 | LJNP | LEWIS, JOHN P | | | SCAC4 |
| 62 | LJNR | LITTELL, J & R INC | | | SCAC3 |
| 63 | LJNS | LATTERELL, JESSE & SONS TRUCKING CO | | | SCAC3 |
| 64 | LJNT | LAND, J & N TRUCKING | | | SCAC3 |
| 65 | LJOY | LOVEJOYS FAMILY MOVING INC | | | SCAC4 |
| 66 | LJPE | LE JOELLE PETITE INC | | | SCAC4 |
| 67 | LJPT | LIVINGSTON, JACK P TRUCKING INC | | | SCAC3 |
| 68 | LJR | Hellas Wings Ltd. | Callsign: Hellas Wings, | GR | AVCODES |
| 69 | LJRD | L J R DISTRIBUTION CO | | | SCAC3 |
| 70 | LJRD | LOPEZ, DARIO JR | | | SCAC4 |
| 71 | LJRN | L-J-R HAULING INCORPORATED | | | SCAC3 |
| 72 | LJRN | LAY, JORDAN | | | SCAC4 |
| 73 | LJRS | LYNCH, JOHN R & SONS INC | | | SCAC4 |
| 74 | LJSH | LJS TRUCKING INC | | | SCAC3 |
| 75 | LJSI | LIMA, JOE & SONS | | | SCAC3 |
| 76 | LJSK | LOGISTIQUE JSK LOGISTIC | | | SCAC4 |
| 77 | LJSN | LJS INC | | | SCAC3 |
| 78 | LJSP | LJS TRANSPORT | | | SCAC3 |
| 79 | LJST | L J S TRANSPORT INC | | | SCAC3 |
| 80 | LJT | Taxijet | Callsign: Lifejet, | E | AVCODES |
| 81 | LJTA | LYNN, J TRUCKING INC | | | SCAC3 |
| 82 | LJTD | L J TRANSPORT | | | SCAC3 |
| 83 | LJTF | LOCKE, JEFF TRUCKING INC | | | SCAC4 |
| 84 | LJTG | L J TRUCKING | | | SCAC3 |
| 85 | LJTH | L & J TRUCKING | | | SCAC3 |
| 86 | LJTH | L & J TRANSPORTATION LLC | | | SCAC4 |
| 87 | LJTI | LOR, JIM TRUCKING CO INC | | | SCAC3 |
| 88 | LJTJ | LIPSIT, J TRUCKING | | | SCAC4 |
| 89 | LJTK | L & J TRUCKING CORP | | | SCAC3 |
| 90 | LJTL | L J TRUCKING INC | | | SCAC3 |
| 91 | LJTN | L & J TRANSPORT | | | SCAC3 |
| 92 | LJTO | L-J TRUCKING | | | SCAC3 |
| 93 | LJTO | LOUIS, | | | SCAC4 |
| 94 | LJTP | LOPEZ, J L TRANSPORT INC | | | SCAC4 |
| 95 | LJTQ | LAMAITA, JOHN TRUCKING | | | SCAC3 |
| 96 | LJTQ | LOPES, JOHN TRANSPORT | | | SCAC4 |
| 97 | LJTR | LAWRENCE, JOHN TRAILER TOWING | | | SCAC3 |
| 98 | LJTS | L & J TRUCKING SERVICE INC | | | SCAC3 |
| 99 | LJTT | LJT TRUCKING INC | | | SCAC3 |
| 100 | LJTT | LEMUS, JONATHAN TRUCKING | | | SCAC4 |
