| 1 | FDT | Freedom Airlines Express Ltd. | IATA: 4F, Callsign: Freedom Eagle, ICAO callsign changed from Freedom Ero | EAK | AVCODES |
| 2 | FDT | FLORIDA DEPARTMENT OF TRANSPORTATION | | | PWRC |
| 3 | FDTA | FERNDALE TRANSPORT LTD | | | SCAC4 |
| 4 | FDTB | FRIENDS TOURS INC | | | SCAC3 |
| 5 | FDTB | FEDEX TRUCKLOAD BROKERAGE INC | | | SCAC4 |
| 6 | FDTC | FOREDECK TRANSPORTATION CO INC | | | SCAC3 |
| 7 | FDTC | FEDERATION TRUCKING LLC | | | SCAC4 |
| 8 | FDTD | FRITZ DOMESTIC TRANSPORTATION SERVI | | | SCAC3 |
| 9 | FDTD | FRITZ DOMESTIC TRANSPORTATION SERVI | | | SCAC4 |
| 10 | FDTE | FOUR-D (4-D) TRANSPORT LTD | | | SCAC4 |
| 11 | FDTF | FLORIDA TRANSFER SERVICE INC | | | SCAC3 |
| 12 | FDTF | FEDERAL TRANSFER | | | SCAC4 |
| 13 | FDTG | FOUR D TRUCKING COMPANY | | | SCAC3 |
| 14 | FDTH | FAT DADDYS TRANSPORTATION | | | SCAC4 |
| 15 | FDTI | FOUR DAY TRUCKING (4 DAY TRUCKING) | | | SCAC3 |
| 16 | FDTI | FREER, DANNY TRUCKING | | | SCAC4 |
| 17 | FDTJ | FRASER DIRECT TRANSPORTATION | | | SCAC4 |
| 18 | FDTK | FORD, ROBERT R | | | SCAC3 |
| 19 | FDTM | F & D TRANSPORTATION | | | SCAC3 |
| 20 | FDTM | FERME S D & S TAYLOR FARM INC | | | SCAC4 |
| 21 | FDTN | FORD TRANSFER & STORAGE CO | | | SCAC3 |
| 22 | FDTO | FREDS TOURS INC | | | SCAC3 |
| 23 | FDTP | FREEDOM TRANSPORT INCORPORATED | | | SCAC3 |
| 24 | FDTQ | FIDELITY TRANSFER & STORAGE CO | | | SCAC3 |
| 25 | FDTQ | FINCH, DARRYL TRUCKING | | | SCAC4 |
| 26 | FDTS | FEDERAL TRANSPORTATION SERVICES COR | | | SCAC3 |
| 27 | FDTV | FREEDOM TRAVEL | | | SCAC3 |
| 28 | FDTW | FERGUSON, D TRUCKING | | | SCAC4 |
| 29 | FDTY | FORD, T TRUCKING | | | SCAC4 |
