| 4901 | LMRK | LANDMARK LOGISTICS INC | | | SCAC4 |
| 4902 | LMRK | Landmark Bus | | GB | TRAFFIC |
| 4903 | LMRL | LAMORIELLO BROTHERS | | | SCAC3 |
| 4904 | LMRL | LAMBRECHT, JEFF TRUCKING | | | SCAC4 |
| 4905 | LMRN | LOGISTICS MANAGEMENT RESOURCES INC | | | SCAC3 |
| 4906 | LMRN | LOGISTICS MANAGEMENT RESOURCES INC | | | SCAC4 |
| 4907 | LMRO | LAMTRAC INTERNATIONAL INC | | | SCAC4 |
| 4908 | LMRQ | LA MAR TRUCKING | | | SCAC3 |
| 4909 | LMRR | L M R TRANSPORTATION SERVICES INC | | | SCAC4 |
| 4910 | LMRS | LEMIEUR, ROBERT & SONS INC | | | SCAC3 |
| 4911 | LMRT | L M R TRUCKING COMPANY | | | SCAC3 |
| 4912 | LMRT | LLAMAS ROBLES, VICTORIANO | | | SCAC4 |
| 4913 | LMRU | L.M.C. (LEMARECHAL CELESTIN) | | F | BIC |
| 4914 | LMRU | LEMARECHAL CELESTIN | | | SCAC4 |
| 4915 | LMRX | Globe Oil & Refining Co. (Illinois) | eliminated 1/1959 | | NAKINA |
| 4916 | LMRX | Globe Oil & Refining Co. of Illinois | 7/1937-10/1957 | | NAKINA |
| 4917 | LMRX | Lemont Refining Co. (Globe Oil & Refining Co. of Illinois) | 7/1935 | | NAKINA |
| 4918 | LMRX | Lemont Refining Co. | 7/1930-7/1932 | | NAKINA |
| 4919 | LMRX | Globe Oil & Refining Co. (Illinois) | Apr-38 | | NRHS |
| 4920 | LMRX | Globe Oil & Refining Co. of Illinois | 1/52-10/57 | | NRHS |
| 4921 | LMRX | Globe Oil & Refining Co. (Illinois) | eliminated 1/59 | | NRHS |
| 4922 | LMRX | *LEMONT REFINING CO. | | | PWRC |
| 4923 | LMRX | *GLOBE OIL & REFINING CO. OF ILLINOIS | | | PWRC |
| 4924 | LMRX | +LOCOMOTIVE RESIDUAL MANAGEMENT, LLC | | | PWRC |
| 4925 | LMRX | LOCOMOTIVE RESIDUAL MANAGEMENT LLC | | | SCAC4 |
| 4926 | LMS | Lomas Helicopters Ltd. | Callsign: Lomas, | GB | AVCODES |
| 4927 | LMS | Lomas Helicopters | | | ICAO1 |
| 4928 | LMS | London, Midland & Scottish Rail | | GB | TRAFFIC |
| 4929 | LMSA | LINEA MARLAGO S A | | | SCAC3 |
| 4930 | LMSA | L & M SHIPPING INC | | | SCAC4 |
| 4931 | LMSB | L M & S TRANSPORTATION | | | SCAC4 |
| 4932 | LMSC | LEININGER MID-STATES PAVING CO INC | | | SCAC3 |
| 4933 | LMSD | L & M STONE & TOPSOIL LTD | | | SCAC4 |
| 4934 | LMSE | LAND MOVING & STORAGE INC | | | SCAC3 |
| 4935 | LMSE | LOGISTICS MANAGMENT SERVICES INCORP | | | SCAC4 |
| 4936 | LMSF | LOGISTICA MONTES SA DE CV | | | SCAC4 |
| 4937 | LMSG | LAKESHORE MANUFACTURING SERVICES | | | SCAC4 |
| 4938 | LMSH | LAMRIC SHIPPING CORPORATION | | | SCAC3 |
| 4939 | LMSI | LANE MOTOR SERVICE INC | | | SCAC3 |
| 4940 | LMSK | L M S TRUCKING | | | SCAC3 |
| 4941 | LMSL | LOGISTICS MANAGEMENT SOLUTIONS LC | | | SCAC4 |
| 4942 | LMSN | LITTLE MORDEN SERIVCE (1987) LTD | | | SCAC4 |
| 4943 | LMSO | LEE MOVING & STORAGE | | | SCAC3 |
| 4944 | LMSO | LEE MOVING & STORAGE INC | | | SCAC4 |
| 4945 | LMSP | LIMESTONE PRODUCTS INC | | | SCAC3 |
| 4946 | LMSP | LEMASTER, RUSS TRUCKING | | | SCAC4 |
| 4947 | LMSQ | LINLAND MOVING & STORAGE | | | SCAC3 |
| 4948 | LMSQ | LMS | | | SCAC4 |
| 4949 | LMSR | LEOMINSTER MOVING AND STORAGE INC | | | SCAC3 |
| 4950 | LMSR | LOGISITCS MANAGEMENT SOLUTIONS LC ( | | | SCAC4 |
| 4951 | LMST | LIMESTONE TRANSIT INC | | | SCAC3 |
| 4952 | LMSU | CONTLOGISTICA, LDA | | P | BIC |
| 4953 | LMSU | Longhorn Intermodal Supply | | | RSRV |
| 4954 | LMSU | LONGHORN INTERMODAL SUPPLY COMPANY | | | SCAC4 |
| 4955 | LMSV | LEASEWAY MULTI-TRANSPORTATION SERVI | | | SCAC3 |
| 4956 | LMSW | LEN-MAR SHIPPING LLC | | | SCAC4 |
| 4957 | LMSX | Locomotive Management Services | 7/2000-7/2005 (not listed) | | NAKINA |
| 4958 | LMSX | Locomotive Management Services | Jul-00 | | NRHS |
| 4959 | LMSX | LOCOMOTIVE MANAGEMENT SERVICES | | | PWRC |
| 4960 | LMSX | Locomotive Management Services | | | RSRV |
| 4961 | LMSX | LOCOMOTIVE MANAGEMENT SERVICES | | | SCAC4 |
| 4962 | LMSX | Locomotive Management Services | | CDN | TRAFFIC |
| 4963 | LMSY | LIMO SYSTEM, THE | | | SCAC3 |
| 4964 | LMSY | LIBERTY MARINE SERVICES INC | | | SCAC4 |
| 4965 | LMT | Almaty Aviation OJSC Aircompany | IATA: 6T, | KZ | AVCODES |
| 4966 | LMT | Air Limousin T.A. | IATA: QD, ICAO designator changed from LIM | F | AVCODES |
| 4967 | LMT | Air Limousin T.A. | IATA: QD, Callsign: Air Limousin, | F | AVCODES |
| 4968 | LMT | Almaty Aviation | | | ICAO1 |
| 4969 | LMT | Louisiana Midland Transport | 1/1975-1/1980 | | NAKINA |
| 4970 | LMT | Louisiana Midland Transport | 1/75-1/80 | | NRHS |
| 4971 | LMT | LOUISIANA MIDLAND TRANSPORT | | | PWRC |
| 4972 | LMT | Louisiana Midland Transport | | | RSRV |
| 4973 | LMTA | L & M TRANSPORTATION | | | SCAC3 |
| 4974 | LMTA | Landesmuseum für Technik und Arbeit | City: Mannheim | D | TRAFFIC |
| 4975 | LMTB | L & M TRUCK BROKERS INC | | | SCAC3 |
| 4976 | LMTB | LMT TRUCKING LLC | | | SCAC4 |
| 4977 | LMTC | L M T INC | | | SCAC3 |
| 4978 | LMTD | L & M TRANSPORT INC | | | SCAC3 |
| 4979 | LMTD | LOHMANN TIERZUCHT CANADA LTD | | | SCAC4 |
| 4980 | LMTG | L-M TRUCKING INC | | | SCAC3 |
| 4981 | LMTH | LITTLE MONTANA TRANSPORTATION | | | SCAC3 |
| 4982 | LMTH | LM TRANSFER COMPANY | | | SCAC4 |
| 4983 | LMTI | LYONS MILL & TIMBER LTD | | | SCAC4 |
| 4984 | LMTJ | LEMAR TRANSFER | | | SCAC3 |
| 4985 | LMTK | LARRABEE, MARK TRUCKING INC | | | SCAC4 |
| 4986 | LMTL | L & M TRUCKING INC | | | SCAC3 |
| 4987 | LMTM | L & M TRANSPORTATION INC | | | SCAC3 |
| 4988 | LMTN | LEMARS TRANSPORT INC | | | SCAC3 |
| 4989 | LMTN | LMC TRANSPORTATION INC | | | SCAC4 |
| 4990 | LMTO | LIBERTY MOTOR TRUCKING COMPANY | | | SCAC3 |
| 4991 | LMTP | LA MAURICIE TRANSPORT INC | | | SCAC3 |
| 4992 | LMTP | LUSSIER, MICHEL TRANPSORT LTEE | | | SCAC4 |
| 4993 | LMTQ | LOU-MAC TRANSFER INC | | | SCAC3 |
| 4994 | LMTQ | L M T EXPRESS | | | SCAC4 |
| 4995 | LMTR | LAMOTHE, A INC TRANSPORT DIVISION | | | SCAC3 |
| 4996 | LMTT | LM TRANSPORTACIONES SA DE CV | | | SCAC4 |
| 4997 | LMTV | L M TRUCKING | | | SCAC3 |
| 4998 | LMTV | LAMINATED VISUALS INC | | | SCAC4 |
| 4999 | LMTW | L & M TRANSPORTATION INC | | | SCAC3 |
| 5000 | LMTW | LORAM MAINTENANCE OF WAY INC | | | SCAC4 |
