| 2501 | LERS | LENAPE TOURS INC | | | SCAC3 |
| 2502 | LERT | LERIT, EM, INC | | | SCAC3 |
| 2503 | LERU | BBC CHARTERING GMBH & CO. KG | | D | BIC |
| 2504 | LERX | Duke Energy Indiana, Inc. | added 4/2007 | | NAKINA |
| 2505 | LERX | PSI Energy, Inc. | 7/2000 (not listed); added 10/2000; 7/2005; eliminated 4/2007 | | NAKINA |
| 2506 | LERX | PSI Energy, Inc. | 7/2000; added 10/2000 | | NRHS |
| 2507 | LERX | DUKE ENERGY INDIANA [PSI ENERGY INCORPORATED] | | | PWRC |
| 2508 | LERX | PSI Energy | | | RSRV |
| 2509 | LERX | DUKE ENERGY INDIANA INC | | | SCAC4 |
| 2510 | LERY | LEARY TRANSPORT INC | | | SCAC3 |
| 2511 | LES | Automotores Salta S.A.C.Y F. | Callsign: Seal, | RA | AVCODES |
| 2512 | LESB | LESMEISTER TRANSPORTATION INC | | | SCAC3 |
| 2513 | LESB | LESMEISTER TRANSPORTATION INC | | | SCAC4 |
| 2514 | LESC | LESCHAGO, INC. | | | SCAC3 |
| 2515 | LESC | LES ENTREPRISES S CHAUMONT INC | | | SCAC4 |
| 2516 | LESD | LESTERS DELIVERY | | | SCAC3 |
| 2517 | LESE | LESEUER TAXI | | | SCAC3 |
| 2518 | LESF | LES FRUITS ET LEGUM | | | SCAC4 |
| 2519 | LESG | LESTER TRUCKING | | | SCAC3 |
| 2520 | LESG | LES ENTREPRISES GOSSEL INC | | | SCAC4 |
| 2521 | LESH | LESTER, HOWARD W INC | | | SCAC3 |
| 2522 | LESI | LESCO INC | | | SCAC3 |
| 2523 | LESI | LES INDUSTRIES BONNEVILLE | | | SCAC4 |
| 2524 | LESJ | LEE'S EQUIPMENT SALES | | | SCAC4 |
| 2525 | LESK | LEE, WILLIAM S TRUCKING | | | SCAC3 |
| 2526 | LESK | LESLIE TRUCKING LIMITED | | | SCAC4 |
| 2527 | LESL | LESTER FREIGHT LINES, INC | | | SCAC3 |
| 2528 | LESM | LESTER MOVING & STORAGE CO | | | SCAC3 |
| 2529 | LESN | LESSEN TRUCKING | | | SCAC3 |
| 2530 | LESO | LESTERS TOWING | | | SCAC3 |
| 2531 | LESP | LELA SHIPPING LTD | | | SCAC3 |
| 2532 | LESP | LEDGE SPORTS INC | | | SCAC4 |
| 2533 | LESQ | LEES | | | SCAC3 |
| 2534 | LESQ | LES QUAIS DE L'ESTRIE INC | | | SCAC4 |
| 2535 | LESS | LESSORS TRANSPORTATION | | | SCAC4 |
| 2536 | LEST | LESTICIAN, JOHN, TRUCKING, INC | | | SCAC3 |
| 2537 | LESV | LES VOITURES ROBERT INC | | | SCAC4 |
| 2538 | LESW | LEASEWAY INTERNATIONAL CORP | | | SCAC3 |
| 2539 | LESX | Le Sueur Creamery Co. (North Western Refrigerator Line Co.) | 7/1935 | | NAKINA |
| 2540 | LESZNO | MZK Leszno | | PL | TRAFFIC |
| 2541 | LET | Aerouneas Ejecutivas, S.A. | Callsign: Mexejecutiv, Name changed to Aerouneas Ejecutivas, S.A. de C.V. | MEX | AVCODES |
| 2542 | LET | Aerouneas Ejecutivas, S.A. de C.V. | Callsign: Mexale, Name changed from Aerouneas Ejecutivas, S.A. | MEX | AVCODES |
| 2543 | LET | Aerolineas Ejecutivas | | | ICAO1 |
| 2544 | LETB | LAKE ERIE TRANSPORTATION CO | | | SCAC3 |
| 2545 | LETB | LES ENTREPRISES TRAJA INC | | | SCAC4 |
| 2546 | LETC | LONE ELM TRUCKING INC | | | SCAC4 |
| 2547 | LETD | LEE TRUCKING INC | | | SCAC3 |
| 2548 | LETEA | LETEA S.A. | | RO | VKM |
| 2549 | LETF | LEICHTY TRUCKING | | | SCAC3 |
| 2550 | LETG | L & E TRUCKING | | | SCAC4 |
| 2551 | LETH | LEATHAM GRAIN CO INC | | | SCAC3 |
| 2552 | LETH | Lethbridge Transit | | CDN | TRAFFIC |
| 2553 | LETI | LEONS TRUCKING SERVICE | | | SCAC3 |
| 2554 | LETJ | LENNEMAN TRANSPORT INC | | | SCAC3 |
| 2555 | LETL | LEWIS TRUCK LINES, INC | | | SCAC3 |
| 2556 | LETM | LAND EXPRESS TRANSPORT & SERVICE IN | | | SCAC4 |
| 2557 | LETN | LENK TRANSPORTATION INC | | | SCAC4 |
| 2558 | LETP | LEE TRANSPORTATION CO, INC | | | SCAC3 |
| 2559 | LETP | LEES TRAPWORKS LTD | | | SCAC4 |
| 2560 | LETQ | LEE TRUCKING CO | | | SCAC3 |
| 2561 | LETQ | LEADFOOT EXPRESS TRANSPORT | | | SCAC4 |
| 2562 | LETR | LES ENTREPRISES TRUCKN ROLL INC | | | SCAC4 |
| 2563 | LETS | LEICHT TRANSFER & STORAGE COMPANY | | | SCAC3 |
| 2564 | LETT | LETS TRANSPORT INC | | | SCAC3 |
| 2565 | LETU | BLUE BALTIC SHIPPING & TRADING LIMITED | | C | BIC |
| 2566 | LETU | GILMAR LEASING CORP VALLETA MALTA | | | SCAC4 |
| 2567 | LETV | LEISURE TRAVEL & TOURS INC | | | SCAC3 |
| 2568 | LETX | LeTourneau Inc. | 7/2005 (not listed) | | NAKINA |
| 2569 | LETX | LETOURNEAU, INC. | | | PWRC |
| 2570 | LETY | LEE TRANSPORT SYSTEMS LLC | | | SCAC4 |
| 2571 | LEU | Lions-Air AG | Callsign: Lionsair, Name changed to Lions Air Skymedia AG d/b/a Lions Air. | CH | AVCODES |
| 2572 | LEU | Lions Air Skymedia AG d/b/a Lions Air | Callsign: Lionsair, Name changed from Lions-Air AG. | CH | AVCODES |
| 2573 | LEU | Lions-Air | | | ICAO1 |
| 2574 | LEUB | LEU BROTHERS TRUCKING INC | | | SCAC3 |
| 2575 | LEUL | LEISURE LINE | | | SCAC3 |
| 2576 | LEUNA | Leunawerke | | DDR | TRAFFIC |
| 2577 | LEUNA | Infra Leuna GmbH | | DE | VKM |
| 2578 | LEUP | LUETTERS ENTERPRISE LLC | | | SCAC4 |
| 2579 | LEUQ | LEUNER, JOSEPH INC | | | SCAC3 |
| 2580 | LEUS | LEMIEUX, L SONS TRUCKING INC | | | SCAC4 |
| 2581 | LEV | Leadair Ltd Israel Airlines | Callsign: Sky Leadair, | IL | AVCODES |
| 2582 | LEVB | LEVENBURG, MORRIS TRUCKING CO | | | SCAC3 |
| 2583 | LEVB | LES ENTREPRISES EXCAVATION & BETON | | | SCAC4 |
| 2584 | LEVC | LEVY, CHAS TRANSPORTATION CO INC | | | SCAC3 |
| 2585 | LEVE | LEVESQUE, LOUIS A LTEE | | | SCAC4 |
| 2586 | LEVEN | LEVEN DESARROLLOS, S.L. | | ES | VKM |
| 2587 | LEVG | LEVESQUE, G A REG'D | | | SCAC4 |
| 2588 | LEVI | LEAVITTS FREIGHT SERVICE INC | | | SCAC3 |
| 2589 | LEVI | LEAVITTS FREIGHT SERVICE INC | | | SCAC4 |
| 2590 | LEVK | LEVECKE CORP | | | SCAC3 |
| 2591 | LEVL | LEESVILLE OIL COMPANY INC | | | SCAC4 |
| 2592 | LEVM | LEEVAC MARINE INC, | | | SCAC3 |
| 2593 | LEVM | LEEVAC MARINE INC, | | | SCAC4 |
| 2594 | LEVO | LEVCON INC | | | SCAC3 |
| 2595 | LEVP | LEVY TRANSPORT LTEE | | | SCAC3 |
| 2596 | LEVQ | LEES VAN & STORAGE CO | | | SCAC3 |
| 2597 | LEVR | LEVESQUE, R J & SONS | | | SCAC3 |
| 2598 | LEVS | LEVARS | | | SCAC4 |
| 2599 | LEVT | LEVAN TRUCKING CO | | | SCAC3 |
| 2600 | LEVT | LEVAN TRUCKING CO | | | SCAC4 |
