| 1 | FUS | Fumisol | Callsign: Fumisol, | EC | AVCODES |
| 2 | FUS | Ferrocarriles Nacionales de Mexico | added 10/1988; 1/1994-7/2000; eliminated 1/2002; 7/2005 | | NAKINA |
| 3 | FUS | Ferrocarriles Unidos del Sureste, S.A. de C.V. (transferred to Ferrocarriles Nacionales de Mexico) | eliminated 10/1988 | | NAKINA |
| 4 | FUS | Ferrocarriles Unidos del Sureste, S.A. de C.V. | 1/1975-1/1980 | | NAKINA |
| 5 | FUS | Ferrocarriles Unidos del Sureste, S.A. de C.V. | 1/75-1/80 | | NRHS |
| 6 | FUS | Ferrocarriles Unidos del Sureste, S.A. de C.V. (transferred to Ferrocarriles Nacionales de Mexico) | eliminated 10/88 | | NRHS |
| 7 | FUS | Ferrocarriles Nacionales de Mexico | added 10/88; 1/94-7/2000 | | NRHS |
| 8 | FUS | FERROCARRILES NACIONALES DE MEXICO [FERROCARRILES UNIDOS DEL SURESTE] | | | PWRC |
| 9 | FUS | Ferrocarriles Unidos del Sureste (Ferrocarriles Nacionales de Mexico) | | | RSRV |
| 10 | FUS | Ferrocarriles Unidos del Sureste, S.A. de C.V. | | MEX | TRAFFIC |
| 11 | FUSA | FREEWAY USA - SAN JOSE INC | | | SCAC3 |
| 12 | FUSC | FIRST USA | | | SCAC4 |
| 13 | FUSE | FOUR SEASONS TRUCKING INC | | | SCAC3 |
| 14 | FUSI | FOUR STAR TRANSPORTATION INC | | | SCAC3 |
| 15 | FUSI | FUSION LOGISTICS INC | | | SCAC4 |
| 16 | FUSL | FUSSELL, TOMMY TRUCKING INC | | | SCAC4 |
| 17 | FUSM | FUSSELMAN, GENE | | | SCAC3 |
| 18 | FUSO | FUSARO TRANSPORTATION INC | | | SCAC3 |
| 19 | FUSO | Mitsubishi Fuso Truck and Bus Corporation | | J | TRAFFIC |
| 20 | FUSR | FOUR STAR TRANSPORT (FOUR-STAR TRAN | | | SCAC3 |
| 21 | FUST | FULLERS, TED EXPRESS | | | SCAC3 |
