| 1 | SFT | Skyfreight, Inc. | Callsign: Skyfreight, | USA | AVCODES |
| 2 | SFT | Skyfreight | | | ICAO1 |
| 3 | SFT | Springfield Terminal Ry. (Illinois) | 4/1938-7/1954 | | NAKINA |
| 4 | SFT | Springfield Terminal Ry. (Illinois) | 4/38-1/52 | | NRHS |
| 5 | SFT | SPRINGFIELD TRERMINAL RWY. (ILLINOIS) | | | PWRC |
| 6 | SFT | Softrans S.A. | | RO | TRAFFIC |
| 7 | SFT | SOCIETATEA FEROVIARA DE TURISM SFT CFR SA | | RO | VKM |
| 8 | SFTA | SUPERFICIE TERRESTRE SA DE CV | | | SCAC4 |
| 9 | SFTC | SOLUTIONS 504 TRANSPORTATION CO INC | | | SCAC4 |
| 10 | SFTC | Softronic | | RO | TRAFFIC |
| 11 | SFTD | SYFRETT FEED COMPANY INC | | | SCAC4 |
| 12 | SFTF | SWIFT FUEL TRANSPORT INC | | | SCAC4 |
| 13 | SFTG | SEIFERT TRUCKING | | | SCAC4 |
| 14 | SFTH | SEUFERT TRANSPORTATION SYSTEMS LIMI | | | SCAC4 |
| 15 | SFTI | SFT INC | | | SCAC4 |
| 16 | SFTK | SAFETEK EMERGENCY VEHICLES | | | SCAC4 |
| 17 | SFTL | SEMPER FI TRUCKING LLC | | | SCAC4 |
| 18 | SFTM | SARGENT FAMILY TRANSPORT | | | SCAC4 |
| 19 | SFTR | SAFETY EXPRESS | | | SCAC4 |
| 20 | SFTRA | SOFTRANS SRL | | RO | VKM |
| 21 | SFTRO | SOFTRONIC SRL | | RO | VKM |
| 22 | SFTT | SANTA FE TRAIL TRANSPORTATION | | | PWRC |
| 23 | SFTT | STEADFAST TRANSCONTINENT INC | | | SCAC4 |
| 24 | SFTU | BNSF RAILWAY [BURLINGTON NORTHERN & SANTA FE RWY; ATCHISON, TOPEKA & SANTA FE] | | | PWRC |
| 25 | SFTU | Atchison, Topeka and Santa Fe Railway (BNSF Railway) | | | RSRV |
| 26 | SFTU | ATCHINSON, TOPEKA & SANTA FE RAILWA | | | SCAC3 |
| 27 | SFTV | STRAIGHT FORWARD TRANSPORTATION LLC | | | SCAC4 |
| 28 | SFTW | SAFE(T)WAY TRUCKING, INC | | | SCAC1 |
| 29 | SFTW | STEWART, FAYE TRANSPORTATION LLC | | | SCAC4 |
| 30 | SFTX | San Francisco Tank Car Co. | 8/1920 | | NAKINA |
| 31 | SFTX | Suburban Fuel Tank Car Co. | added 4/1960; 4/1961-1/1975; eliminated 1/1979 | | NAKINA |
| 32 | SFTX | Continental Tank Car Corp. | added 1/1979; 1/1980-7/2005; eliminated 1/2006; added 4/2006 | | NAKINA |
| 33 | SFTX | Suburban Fuel Tank Car Co. | 4/61-1/75; eliminated 1/79 | | NRHS |
| 34 | SFTX | Continental Tank Car Corp. | added 1/79; 1/80-7/2000 | | NRHS |
| 35 | SFTX | CONTINENTAL TANK CAR CORPORATION [SUBURBAN FUEL TANK CAR CO.; SAN FRANCISCO TANK CAR CO.] | | | PWRC |
| 36 | SFTX | Continental Tank Car Corporation | | | RSRV |
| 37 | SFTX | CONTINENTAL TANK CAR CORPORATION | | | SCAC4 |
| 38 | SFTY | SAFETY MANAGEMENT OVERSEAS S A | | | SCAC4 |
| 39 | SFTZ | BNSF RAILWAY [BURLINGTON NORTHERN & SANTA FE RWY; ATCHISON, TOPEKA & SANTA FE] | | | PWRC |
| 40 | SFTZ | Atchison, Topeka and Santa Fe Railway (BNSF Railway) | | | RSRV |
| 41 | SFTZ | BURLINGTON NORTHERN AND SANTA FE RA | | | SCAC4 |
