| 1 | LYD | Lydd Air Ltd. | Callsign: Lyddair, | GB | AVCODES |
| 2 | LYD | Lydd Air | | | ICAO1 |
| 3 | LYDA | LYDA, LAWRENCE | | | SCAC3 |
| 4 | LYDB | LEVESQUE, YVES TRANSPORT DE BOIS | | | SCAC4 |
| 5 | LYDC | LYNDAL DIVISION COLLOIDS INC | | | SCAC3 |
| 6 | LYDD | LLOYD, DEAN | | | SCAC3 |
| 7 | LYDD | LYNDEN DOOR TRUCKING LLC | | | SCAC4 |
| 8 | LYDE | LYDEN OIL COMPANY | | | SCAC4 |
| 9 | LYDH | LYDEN HAULING COMPANY | | | SCAC4 |
| 10 | LYDI | LYDIA INVESTMENTS CO | | | SCAC4 |
| 11 | LYDK | LOYD TRUCKING | | | SCAC3 |
| 12 | LYDL | LYDALL EXPRESS INC | | | SCAC3 |
| 13 | LYDM | LYDIA MAR SHIPPING CO S A GREECE | | | SCAC3 |
| 14 | LYDM | LYDIA MAR SHIPPING CO S A | | | SCAC4 |
| 15 | LYDN | LYNDON LINES LTD | | | SCAC3 |
| 16 | LYDO | LYON CHEMICALS INC | | | SCAC3 |
| 17 | LYDP | LYNWOOD PANAMA S.A | | | SCAC3 |
| 18 | LYDP | LYDA ENTERPRISES INC | | | SCAC4 |
| 19 | LYDR | LYN DAR INC | | | SCAC4 |
| 20 | LYDV | LYNDONVILLE VINEGAR INC | | | SCAC3 |
