| 2401 | LENW | LANES ENTERPRISES | | | SCAC4 |
| 2402 | LENX | Champlin Refining Co. | 7/1937-1/1952 | | NAKINA |
| 2403 | LENX | Champlin Refining Co. | 4/38-1/52 | | NRHS |
| 2404 | LENY | LARHOLT ENTERPRISES | | | SCAC4 |
| 2405 | LEO | Leopair, S.A. | Callsign: Leopair, | CH | AVCODES |
| 2406 | LEO | Lion Air (Pvt) Ltd. | Callsign: Sri-Lion, ICAO Designator changed from LNS | CL | AVCODES |
| 2407 | LEO | Sunair Air One S.L. | Callsign: Sun-Ole, | E | AVCODES |
| 2408 | LEOB | LEONARD BROS MOVING & STORAGE CO | | | SCAC3 |
| 2409 | LEOC | LEONE CORPORATION, THE | | | SCAC3 |
| 2410 | LEOC | LEO TRUCKING INC | | | SCAC4 |
| 2411 | LEOE | LEOS TRUCKING | | | SCAC3 |
| 2412 | LEOE | LEON TRANSPORT | | | SCAC4 |
| 2413 | LEOG | LOYD, ERIC O TRUCKING | | | SCAC4 |
| 2414 | LEOH | LEONHARDT TRUCKING, INC | | | SCAC3 |
| 2415 | LEOI | LEO TANK LINES INC | | | SCAC3 |
| 2416 | LEOK | LEOS TRUCKING | | | SCAC3 |
| 2417 | LEOK | LEO TANKER CORPORATION | | | SCAC4 |
| 2418 | LEOL | LEONARDO TRUCK LINES INC | | | SCAC3 |
| 2419 | LEOL | LEO LOGISTICS INC | | | SCAC4 |
| 2420 | LEOM | LEE OIL COMPANY INC | | | SCAC4 |
| 2421 | LEON | LEONI MOTOR EXPRESS, INC | | | SCAC3 |
| 2422 | LEOP | LEOPOLD, MARVIN | | | SCAC3 |
| 2423 | LEOQ | LEOMINSTER TRANSPORTATION INC | | | SCAC3 |
| 2424 | LEOR | LEONHARDT BROS TRANSFER | | | SCAC3 |
| 2425 | LEOS | LEONARD, L J EXPRESS | | | SCAC4 |
| 2426 | LEOV | LIGHTHOUSE EXPRESS ONE INC | | | SCAC4 |
| 2427 | LEOW | LEONARD STORAGE & WAREHOUSE COMPANY | | | SCAC3 |
| 2428 | LEOX | Golden Foods, Inc. | 7/2000-7/2005 (not listed) | | NAKINA |
| 2429 | LEOX | Louisville Edible Oil Products, Inc. | added 1/1990; eliminated 7/1992; 1/1994 (not listed) | | NAKINA |
| 2430 | LEOX | Louisville Vegetable Oil Supply Co., Inc. | added 4/1986; eliminated 1/1990 | | NAKINA |
| 2431 | LEOX | Louisville Edible Oil Products, Inc. | eliminated 4/1986 | | NAKINA |
| 2432 | LEOX | Louisville Edible Oil Products, Inc. | eliminated 4/86 | | NRHS |
| 2433 | LEOX | Louisville Vegetable Oil Supply Co., Inc. | added 4/86; eliminated 1/90 | | NRHS |
| 2434 | LEOX | Louisville Edible Oil Products, Inc. | added 1/90; eliminated 7/92 | | NRHS |
| 2435 | LEOX | Louisville Vegetable Oil Supply Co., Inc. | Jan-94 | | NRHS |
| 2436 | LEOX | Golden Foods, Inc. | Jul-00 | | NRHS |
| 2437 | LEOX | GOLDEN FOODS INCORPORATED [LOUISVILLE EDIBLE OIL PRODUCTS, INC.] | | | PWRC |
| 2438 | LEOX | Louisville Edible Oil Products (Golden Foods) | | | RSRV |
| 2439 | LEOX | GOLDEN FOODS, INC. | | | SCAC4 |
| 2440 | LEP | Laughlin Express | Callsign: Laughlin Express, | USA | AVCODES |
| 2441 | LEP | LEPL Projects Limited t/a Air Costa | IATA: LB, Callsign: Lecosta, Commenced operations on 15 October 2013. Suspended operations on 28 February 2017. | IND | AVCODES |
| 2442 | LEP | Laughlin Express | | | ICAO1 |
| 2443 | LEP | COPAC RAIL [LORRAINE, EASTERN & PACIFIC RWY; CONTINENTAL PACIFIC RWY] | | | PWRC |
| 2444 | LEP | Lorraine, Eastern and Pacific Railroad (Lincoln Pacific Railway) | | | RSRV |
| 2445 | LEPA | LE PHAN ASSOCIATES | | | SCAC3 |
| 2446 | LEPB | LEP INTERNATIONAL INC | | | SCAC3 |
| 2447 | LEPC | LECTRON PRODUCTS | | | SCAC3 |
| 2448 | LEPC | LITTLE EGYPT GOLF CARS LTD | | | SCAC4 |
| 2449 | LEPD | LEES PARCEL DELIVERY INC | | | SCAC3 |
| 2450 | LEPD | LES ENTREPRISES PIERRE DUBUC LTEE | | | SCAC4 |
| 2451 | LEPG | LEWIS, PALMER G CO INC | | | SCAC3 |
| 2452 | LEPH | LEIPHART BUS COMPANY INC | | | SCAC3 |
| 2453 | LEPH | LEPP, LEONARD LTD | | | SCAC4 |
| 2454 | LEPI | LEPRECHAUN TRUCKING INC | | | SCAC3 |
| 2455 | LEPL | LE PIER OIL CO INC | | | SCAC3 |
| 2456 | LEPM | LES ENTERPRISES PAUL MARANDA INC | | | SCAC4 |
| 2457 | LEPO | LEP EXPRESS | | | SCAC3 |
| 2458 | LEPO | LEPUZANOVIC TRANSPORTATION | | | SCAC4 |
| 2459 | LEPP | LEPPLA MOVING & STORAGE | | | SCAC3 |
| 2460 | LEPQ | L & E TRANSPORTATION CO | | | SCAC3 |
| 2461 | LEPQ | LETTIERI ENTERPRISES | | | SCAC4 |
| 2462 | LEPR | LEP TRANSPORT | | | SCAC3 |
| 2463 | LEPR | LES ENTREPRISES PASCAL RODRIGUE INC | | | SCAC4 |
| 2464 | LEPS | LES EQUIPEMENTS PIERRE-PAUL BEAULIE | | | SCAC4 |
| 2465 | LEPU | LAVA ENGINEERING COMPANY | | IND | BIC |
| 2466 | LEPU | LEP TRANSPORT, LTD | | | SCAC3 |
| 2467 | LEPV | LEVERAGED EXECUTION PROVIDERS LP | | | SCAC4 |
| 2468 | LEPW | LEONARD, PAUL D | | | SCAC3 |
| 2469 | LEQC | LEE EQUIPMENT COMPANY INC | | | SCAC3 |
| 2470 | LEQL | LEISCO EQUIPMENT LTD | | | SCAC3 |
| 2471 | LEQM | LEON MARITIME LTD | | | SCAC3 |
| 2472 | LEQO | LEONARDS EXPRESS INC | | | SCAC4 |
| 2473 | LEQP | LEE TRANSPORT | | | SCAC3 |
| 2474 | LEQP | LES EQUIPEMENTS DERABLIERE CDL | | | SCAC4 |
| 2475 | LEQS | LONE EAGLE SHIPPING | | | SCAC3 |
| 2476 | LEQT | L & E TRANSPORT INC | | | SCAC3 |
| 2477 | LER | Linea Aerea de Servicio Ejecutivo Regional, C.A. | IATA: 8Z, Callsign: Laser, IATA designator changed from KZ* | YV | AVCODES |
| 2478 | LER | Linea Aerea De Servicio Ejecutivo Regional, C.A. | IATA: KZ, Callsign: Laser, IATA designator changed to 8Z* | YV | AVCODES |
| 2479 | LER | Linea Aerea de Servicio Ejecutivo Regional, C.A. (LASER) | IATA: QL, Callsign: Laser, Name changed to Linea Aerea de Servicio Ejecutivo Regional, C.A. d/b/a Laser. Founded in 1993. Commenced operations in 1994. | YV | AVCODES |
| 2480 | LER | Linea Aerea de Servicio Ejecutivo Regional, C.A. d/b/a Laser | IATA: QL, Callsign: Laser, IATA Prefix: 782, Name changed from Linea Aerea de Servicio Ejecutivo Regional, C.A. (LASER). Founded in 1993. Commenced operations in 1994. | YV | AVCODES |
| 2481 | LER | Linea Aerea de Servicio Ejecutivo Regional | IATA: 8z | | ICAO1 |
| 2482 | LER | The Logansport & Eel River Short-Line Co., Inc. | added 10/1989; eliminated 7/1992; 1/1994-7/2005 | | NAKINA |
| 2483 | LER | The Logansport & Eel River R.R. Museum, Inc. | eliminated 10/1989 | | NAKINA |
| 2484 | LER | The Logansport & Eel River R.R. Museum, Inc. | eliminated 10/89 | | NRHS |
| 2485 | LER | The Logansport & Eel River Short-Line Co., Inc. | added 10/89; eliminated 7/92; 1/94-7/2000 | | NRHS |
| 2486 | LER | *LOGANSPORT & EEL RIVER RAILROAD MUSEUM | | | PWRC |
| 2487 | LER | +LOGANSPORT & EEL RIVER SHORT-LINE CO., INC. | | | PWRC |
| 2488 | LER | Logansport and Eel River Short-Line | | | RSRV |
| 2489 | LER | LOGANSPORT & EEL RIVER SHORT-LINE C | | | SCAC4 |
| 2490 | LERB | LYNNDALE EQUIPMENT RENTAL SERVICE I | | | SCAC4 |
| 2491 | LERC | LEROY CONTAINER SERVICE | | | SCAC3 |
| 2492 | LERG | LERG S.A. | | PL | VKM |
| 2493 | LERH | LEERHOFF TRUCKING | | | SCAC3 |
| 2494 | LERI | LESURE, RICHARD | | | SCAC3 |
| 2495 | LERK | LEE TRUCKING LLC | | | SCAC4 |
| 2496 | LERM | LOGANSPORT & EEL RIVER MUSEUM, INC. | | | PWRC |
| 2497 | LERM | LA FERME MERCEDEZ INC | | | SCAC4 |
| 2498 | LERN | LENART TRANSPORTATION INC | | | SCAC3 |
| 2499 | LERO | LEATHAM, ROY TRANSPORT INC | | | SCAC3 |
| 2500 | LERQ | LEROYS HOT SHOT | | | SCAC3 |
