| 1 | LAN | Linea Aerea Nacional-Chile S.A. Lan-Chile | IATA: LA, Callsign: LAN, IATA Prefix: 045, Name changed to LAN Airlines, S.A. | RCH | AVCODES |
| 2 | LAN | LAN Airlines, S.A. | IATA: LA, Callsign: LAN, IATA Prefix: 045, Name changed to LATAM Airlines Group S.A. d/b/a LAN Airlines. Name changed from Linea Aerea Nacional-Chile S.A. Lan-Chile | RCH | AVCODES |
| 3 | LAN | LATAM Airlines Chile | IATA: LA, Callsign: LAN, IATA Prefix: 045, Name changed from LAN Airlines, S.A. w.e.f. 05 May 2016. Name changed from LAN Airlines, S.A. previously from Linea Aerea Nacional-Chile S.A. Lan-Chile. | RCH | AVCODES |
| 4 | LAN | LAN Airlines | IATA: LA | | ICAO1 |
| 5 | LANB | LANDRY BROS TRUCKING | | | SCAC3 |
| 6 | LANB | LANDRY, B TRUCKING LTD | | | SCAC4 |
| 7 | LANC | LANG TRANSPORTATION INC | | | SCAC3 |
| 8 | LANC | LANCER ORTHODONTICS DE MEXICO SA DE | | | SCAC4 |
| 9 | LANCIA | Lancia | | I | TRAFFIC |
| 10 | LAND | LANDSTAR TRANSPORTATION LOGISTICS I | | | SCAC4 |
| 11 | LANDOLT | Landolt Transport AG | | CH | TRAFFIC |
| 12 | LANE | LANE TRANSFER, INC | | | SCAC3 |
| 13 | LANF | LANGLEYS FILM SERVICE | | | SCAC3 |
| 14 | LANG | LANGE, N TRUCKING & EXCAVATING INC | | | SCAC3 |
| 15 | LANG | Langeoog | | D | TRAFFIC |
| 16 | LANGA | Busunternehmen Langanki | | DDR | TRAFFIC |
| 17 | LANGE | Lange & CoGmbH | | DE | VKM |
| 18 | LANGEN | Theodor Langen Omnibusreisen | | D | TRAFFIC |
| 19 | LANH | LANE, HOWARD | | | SCAC3 |
| 20 | LANI | LANDRY TRANSFER INC | | | SCAC3 |
| 21 | LANI | LANET ENTERPRISES INC | | | SCAC4 |
| 22 | LANJ | LANE TRUCKING INC | | | SCAC3 |
| 23 | LANJ | LEMIEUX, ANDRE | | | SCAC4 |
| 24 | LANK | LANKFORD SYSCO FOOD SERVICES | | | SCAC4 |
| 25 | LANL | LAVIGNE, A & L TRUCKING INC | | | SCAC4 |
| 26 | LANM | LANMAN TRANSPORTATION INC | | | SCAC4 |
| 27 | LANN | LANGENDOEN NURSERIES INC | | | SCAC4 |
| 28 | LANO | Penn Eastern Rail Lines Inc. | added 4/1998; 7/2000-7/2005; eliminated 10/2007 | | NAKINA |
| 29 | LANO | Penn Eastern Rail Lines Inc. | added 4/98; 7/2000 | | NRHS |
| 30 | LANO | PENN EASTERN RAIL LINES INC [LANCASTER NORTHERN RAILWAY] | | | PWRC |
| 31 | LANO | Lancaster Northern Railway (Penn Eastern Rail Lines) | | | RSRV |
| 32 | LANP | LANIER EXPRESS INCORPORATED | | | SCAC3 |
| 33 | LANP | LA NUEVA PEQUENA | | | SCAC4 |
| 34 | LANQ | LANSDALE WAREHOUSE CO | | | SCAC3 |
| 35 | LANR | LANITA TRANSPORT | | | SCAC4 |
| 36 | LANS | LA NASSA SEAFOODS | | | SCAC4 |
| 37 | LANS | LänsTrafiken | | S | TRAFFIC |
| 38 | LANT | LANGE TRUCK LINE | | | SCAC3 |
| 39 | LANT | LANGE TRUCK LINE | | | SCAC4 |
| 40 | LANTA | Lehigh and Northampton Transportation Authority | | USA | TRAFFIC |
| 41 | LANU | SEA-LAND LOGISTICS ENTERPRISES PTE LTD | | SGP | BIC |
| 42 | LANU | CATU CONTAINERS S.A. | | | PWRC |
| 43 | LANU | CATU Containers | | | RSRV |
| 44 | LANU | CONTAINER ASSOCIATION ROTTERDAM BV | | | SCAC4 |
| 45 | LANU | Lancashire United Transport | | GB | TRAFFIC |
| 46 | LANX | Lansing Grain Co., LLC | added 7/2005; 7/2005 | | NAKINA |
| 47 | LANX | LANSING GRAIN CO., LLC | | | PWRC |
| 48 | LANX | LANSING GRAIN COMPANY LLC | | | SCAC4 |
| 49 | LANY | LANDING STRIP, THE | | | SCAC4 |
