| 1 | MDF | Mediterranean Air Freight A.E. | Callsign: Med-Freight, Name changed to Swiftair Hellas S.A. Established in 2002. Commenced operations in June 2003. | GR | AVCODES |
| 2 | MDF | Midtfly ApS | Callsign: Midfly, | DK | AVCODES |
| 3 | MDF | Swiftair Hellas S.A. | Callsign: Med-Freight, Name changed from Mediterranean Air Freight A.E. Established in 2002. Commenced operations in June 2003. Wholly owned by Swiftair, S.A. (SWT) | GR | AVCODES |
| 4 | MDF | Mediterranean Air Freight | | | ICAO1 |
| 5 | MDFB | M D F INC | | | SCAC4 |
| 6 | MDFD | MD CARRIERS INC | | | SCAC4 |
| 7 | MDFE | MIDDLEFIELD ROAD EQUIPMENT LIMITED | | | SCAC4 |
| 8 | MDFG | M & D FREIGHT LLC | | | SCAC4 |
| 9 | MDFL | MODERN FORWARDING & LEASING CO INC | | | SCAC4 |
| 10 | MDFM | MODERN LANDFILL INC | | | SCAC4 |
| 11 | MDFU | NAVIGAZIONE SAN PAULO (MEDAFRICA) | | | SCAC3 |
| 12 | MDFW | MDS FREIGHT & TRADING CO LTD | | | SCAC4 |
| 13 | MDFX | Merchants Despatch Transportation Co. | added 1/1962; eliminated 1/1963 | | NAKINA |
| 14 | MDFX | Merchants Despatch Transportation Co. | added 1/62 | | NRHS |
| 15 | MDFX | MERCHANTS DESPATCH TRANSPORTATION CO. | | | PWRC |
| 16 | MDFY | MED ROOFING SUPPLY INC | | | SCAC4 |
