| 1 | LYC | Lynden Air Cargo, LLC | IATA: L2, Callsign: Lynden, IATA Prefix: 344, | USA | AVCODES |
| 2 | LYC | Lynden Air Cargo | IATA: L2 | | ICAO1 |
| 3 | LYCA | LUTZ HAY | | | SCAC4 |
| 4 | LYCB | LYNCHBURG TRUCK LINES | | | SCAC3 |
| 5 | LYCB | LUCKEY TRANSFER LLC | | | SCAC4 |
| 6 | LYCF | LINCOLN YELLOW CAB AND AIR FREIGHT | | | SCAC3 |
| 7 | LYCG | LAYMAN LOGGING | | | SCAC3 |
| 8 | LYCG | LLOYDS TRUCKING & MOBILE REPAIR SER | | | SCAC4 |
| 9 | LYCI | LYNNS CARTAGE INC | | | SCAC3 |
| 10 | LYCI | LEGACY FARMS TRANSPORTATION | | | SCAC4 |
| 11 | LYCL | LAYDON COMPOSITES LTD | | | SCAC4 |
| 12 | LYCM | LOYALIST COVE MARINA | | | SCAC4 |
| 13 | LYCO | LYNCO MOVERS INC | | | SCAC3 |
| 14 | LYCO | LYNCO MOVERS INC | | | SCAC4 |
| 15 | LYCP | LYCIPPUS TRUCKING INC | | | SCAC3 |
| 16 | LYCP | LEYWAY LLC | | | SCAC4 |
| 17 | LYCS | LOGISTICA Y CRUCES INTERNACIONALES | | | SCAC4 |
| 18 | LYCT | LYNCH TRUCK SERVICE INC | | | SCAC3 |
| 19 | LYCX | Liberty Yeast Corp. | 8/1920-7/1923 | | NAKINA |
| 20 | LYCX | LIBERTY YEAST CORP. | | | PWRC |