| 4501 | LLOX | LOX EQUIPMENT CO. | | | PWRC |
| 4502 | LLOY | LLOYDS TRANSPORTATION SERVICE | | | SCAC4 |
| 4503 | LLP | FlyLAL Charters Polksa | Name changed to Small Planet Airlines. Part of the Avia Solutions Group. | PL | AVCODES |
| 4504 | LLP | Small Planet Airlines Sp. z.o.o. | IATA: P7, Callsign: Skypol, Ceased operations on 09 November 2018. Name changed from FlyLAL Charters Polksa | PL | AVCODES |
| 4505 | LLPB | LINEAL PUBLISHING COMPANY | | | SCAC3 |
| 4506 | LLPB | LOZOYA LOPEZ, REBECA | | | SCAC4 |
| 4507 | LLPC | LLP CO | | | SCAC4 |
| 4508 | LLPG | LEMENS LP GAS | | | SCAC4 |
| 4509 | LLPI | LLOYDS TRANSPORT COMPANY | | | SCAC4 |
| 4510 | LLPL | LES SERRES LOUIS-PHILIPPE LACROIX E | | | SCAC4 |
| 4511 | LLPN | LEWIS LUMBER PRODUCTS INC | | | SCAC4 |
| 4512 | LLPQ | LAKESHORE LAND & PROPERTY INC (DBA | | | SCAC4 |
| 4513 | LLPU | LLP INTERMODAL LOJISTIK HIZMETLERI ANONIM SIRKETI | | TR | BIC |
| 4514 | LLPX | Locomotive Leasing Partners, L.L.C. | 7/2000-7/2005 (not listed) | | NAKINA |
| 4515 | LLPX | Locomotive Leasing Partners, L.L.C. | Jul-00 | | NRHS |
| 4516 | LLPX | *LOCOMOTIVE LEASING PARTNERS, LLC | | | PWRC |
| 4517 | LLPX | +GATX RAIL LOCOMOTIVE GROUP, LLC | | | PWRC |
| 4518 | LLPX | Locomotive Leasing Partners | | | RSRV |
| 4519 | LLPX | GATX RAIL LOCOMOTIVE GROUP LLC | | | SCAC4 |
| 4520 | LLPX | Locomotive Leasing Partners LLC | | USA | TRAFFIC |
| 4521 | LLQI | LEGENDARY LOGISTICS INC | | | SCAC4 |
| 4522 | LLQN | LISA LOGISTICS INC | | | SCAC4 |
| 4523 | LLQT | LAND LINK TRANSPORTATION INC | | | SCAC3 |
| 4524 | LLR | Alliance Air | IATA: CD, Callsign: Allied, IATA Prefix: 296, Name changed to Air India Regional. | IND | AVCODES |
| 4525 | LLR | Alliance Air | IATA: CD | | ICAO1 |
| 4526 | LLRC | LAMKIN LEATHER & RUBBER | | | SCAC4 |
| 4527 | LLRS | LAWLER TRANSPORTATION | | | SCAC3 |
| 4528 | LLRT | LEITER, LARRY TRUCKING | | | SCAC3 |
| 4529 | LLS | Servicios Aereos Estrella, S.A. de C.V. | Callsign: Serviestrella, | MEX | AVCODES |
| 4530 | LLS | Servicios Aereos Estrella | | | ICAO1 |
| 4531 | LLSB | LOPEZADRI LOGISTICS S DE RL MI | | | SCAC4 |
| 4532 | LLSE | LIETTE L & S EXPRESS LLC | | | SCAC4 |
| 4533 | LLSK | LML LOGISTICS SOLUTIONS INC | | | SCAC4 |
| 4534 | LLSM | LINCOLN STORAGE & MOVING | | | SCAC4 |
| 4535 | LLSN | L & LS INC | | | SCAC3 |
| 4536 | LLSN | LOGICAL LOGISTICS SOLUTIONS INC | | | SCAC4 |
| 4537 | LLST | L & L SELECT CONTAINER SERVICE INC | | | SCAC4 |
| 4538 | LLSU | LILLEY CONSTRUCTION, LTD | | | SCAC3 |
| 4539 | LLSU | LLS BALTIC CONTAINER SERVICES LTD | | | SCAC4 |
| 4540 | LLSV | LABENSKI LIMOUSINE SERVICE INC | | | SCAC3 |
| 4541 | LLSV | LYNBROOKE LOGISTICAL SERVICE INC | | | SCAC4 |
| 4542 | LLT | Classic Jet | Callsign: Classic Jet, | LT | AVCODES |
| 4543 | LLTA | LADY LIBERTY TRANSPORTATION COMPANY | | | SCAC3 |
| 4544 | LLTB | L & L TRUCKING INC | | | SCAC3 |
| 4545 | LLTB | LEFT LANE TRANSPORT LLC | | | SCAC4 |
| 4546 | LLTC | L & L TRUCK BROKER INC | | | SCAC4 |
| 4547 | LLTD | LIEVENS, LARRY TRUCKING | | | SCAC3 |
| 4548 | LLTD | LIEVENS, LARRY TRUCKING | | | SCAC4 |
| 4549 | LLTE | LOADLOCK TRANSPORTATION SERVICE | | | SCAC4 |
| 4550 | LLTF | L & L TRANSFER | | | SCAC3 |
| 4551 | LLTF | LEA LEE TRANSPORTATION LLC | | | SCAC4 |
| 4552 | LLTH | L & L TRUCKING | | | SCAC3 |
| 4553 | LLTH | L & L TRUCKING COMPANY LLC | | | SCAC4 |
| 4554 | LLTI | LIQUID LINE TRANSPORT INC | | | SCAC3 |
| 4555 | LLTI | LOAD LOGISTICS TRANSPORTATION INC | | | SCAC4 |
| 4556 | LLTJ | L & L TRUCKING | | | SCAC3 |
| 4557 | LLTJ | L & L TRUCKING | | | SCAC4 |
| 4558 | LLTJ | Landskrona - Lund - Trelleborg Järnväg | 1919 - 1940 | S | svenska-lok.se |
| 4559 | LLTK | L & L TRUCKING | | | SCAC3 |
| 4560 | LLTL | L & L TANK LINES INC | | | SCAC3 |
| 4561 | LLTL | L & L TRANSPORT INC | | | SCAC4 |
| 4562 | LLTM | LAND-LINK TRAFFIC SYSTEM | | | SCAC4 |
| 4563 | LLTN | L & L TRANSPORTATION INC | | | SCAC4 |
| 4564 | LLTQ | LILY TRUCK LEASING COMPANY (A DIV O | | | SCAC3 |
| 4565 | LLTQ | LOGICAL LOGISTICS TRANSPORTATION | | | SCAC4 |
| 4566 | LLTR | LAMB, LARUE TRUCKING | | | SCAC3 |
| 4567 | LLTR | LAMB, LARUE TRUCKING | | | SCAC4 |
| 4568 | LLTS | L & L TRUCKING SERVICE | | | SCAC3 |
| 4569 | LLTS | LUTHER LOGISTIC TRANSPORTATION LLC | | | SCAC4 |
| 4570 | LLTU | TEXTAINER EQUIPMENT MANAGEMENT LTD | | BM | BIC |
| 4571 | LLTU | LOTUS CONTAINERS LIMITED | | | SCAC4 |
| 4572 | LLTV | L & L TRUCKING INC | | | SCAC3 |
| 4573 | LLTV | L & L TRUCKING INC | | | SCAC4 |
| 4574 | LLTW | LEWIS & LEWIS TRUCKING COMPAY | | | SCAC3 |
| 4575 | LLTX | ONE THOUSAND THREE (1003) OPERATION | | | SCAC4 |
| 4576 | LLTY | L & L TRUCKING INC | | | SCAC3 |
| 4577 | LLTY | LTI LALLY TRANSPORTATION INC | | | SCAC4 |
| 4578 | LLUL | LIBERTY LOGISTICS USA LLC | | | SCAC4 |
| 4579 | LLUS | LESSARD, LOUIS INC | | | SCAC4 |
| 4580 | LLUT | LTL LUCERO TOURS & LIMOUSINE SERVIC | | | SCAC3 |
| 4581 | LLVE | LIEBERMAN, L V EXCAVATING & TRUCKIN | | | SCAC4 |
| 4582 | LLVL | L & L VAN LINES INC | | | SCAC4 |
| 4583 | LLVM | LIMOUSINE LIVERY LIMO EXPRESS | | | SCAC4 |
| 4584 | LLVS | LASSES LIVERY SERVICE INC | | | SCAC4 |
| 4585 | LLVT | LANE LIVESTOCK TRANSPORTATION | | | SCAC3 |
| 4586 | LLWF | L L WARMBLOOD FARM | | | SCAC4 |
| 4587 | LLWL | LIPSEY LOGISTICS WORLDWIDE LLC | | | SCAC4 |
| 4588 | LLWS | LEWIS LOWBED SERVICE | | | SCAC3 |
| 4589 | LLX | Small Planet Airlines GmbH | IATA: 5P, Callsign: Germanjet, Ceased operations on 31 October 2018. | D | AVCODES |
| 4590 | LLXC | LAIRD LUXURY COACHES INC | | | SCAC3 |
| 4591 | LLXE | L & L EXPRESS | | | SCAC3 |
| 4592 | LLXO | L & L TRANSPORT | | | SCAC4 |
| 4593 | LLXR | LEFT LANE EXPRESS | | | SCAC3 |
| 4594 | LLXS | L T L EXPRESS | | | SCAC3 |
| 4595 | LLXS | L & L EXPRESS SERVICES LLC | | | SCAC4 |
| 4596 | LLY | Let's Fly | Callsign: Letsy, | E | AVCODES |
| 4597 | LLYB | LILLYBROOK HEREFORDS INC | | | SCAC4 |
| 4598 | LLYD | LLOYDS TRANSPORT INC | | | SCAC3 |
| 4599 | LLYI | LLOYDS TRANSFER AND WAREHOUSE CO IN | | | SCAC3 |
| 4600 | LLYQ | LYNN, LLOYD A INC | | | SCAC3 |
