| 1 | STW | Start, Joint-Stock Company | Callsign: Start Charter, | RUS | AVCODES |
| 2 | STW | Aircompany Starway | Callsign: Com-Star, | AM | AVCODES |
| 3 | STW | Southwind Airlines | IATA: 2S, Callsign: Moon Star, Established by tour operator Pegas Touristik. | TR | AVCODES |
| 4 | STW | South West Air Corporation | | | ICAO1 |
| 5 | STW | Verein Seetal-Wagen STW | | CH | VKM |
| 6 | STWA | STEWART MOVING AND STORAGE | | | SCAC4 |
| 7 | STWAB | Stadtwerke Aschaffenburg Verkehrs GmbH | | D | TRAFFIC |
| 8 | STWB | Stadtwerke Bamberg | City: Bamberg | D | TRAFFIC |
| 9 | STWB | Steigerwaldbahn | | DE | VKM |
| 10 | STWC | STEVENS TOWING CO INC | | | SCAC4 |
| 11 | STWD | STILLWATER DISPATCH | | | SCAC4 |
| 12 | STWG | STIEWING, E INC | | | SCAC4 |
| 13 | STWI | SACTOWN TRUCKING CO | | | SCAC4 |
| 14 | STWM | Stadtwerke Münster GmbH - Verkehrsbetrieb Stadtwerke Münster | Real: VSM, City: Münster | D | TRAFFIC |
| 15 | STWN | STEVES TOWING SERVICE | | | SCAC4 |
| 16 | STWR | SIX THREE TWO SEVEN EIGHT SEVEN SEV | | | SCAC4 |
| 17 | STWU | SETTENTRIONALE TRASPORTI SPA | | I | BIC |
| 18 | STWU | SETTENTRIONALE TRASPORTI SPA | | | SCAC4 |
| 19 | STWX | H. Emerson Thomas, Trustee | added 4/1963; eliminated 1/1964 | | NAKINA |
| 20 | STWX | Shippers' Car Line Division of ACF Industries, Inc. | added 1/1964; 7/1965; eliminated 4/1966 | | NAKINA |
| 21 | STWX | Struthers Wells Corp. | added 10/1979; 1/1980; eliminated 4/1989; 1/1994 (not listed) | | NAKINA |
| 22 | STWX | Steelwheels, LLC | 7/2005 (not listed); added 10/2005; eliminated 10/2006 | | NAKINA |
| 23 | STWX | Shippers' Car Line Division of ACF Industries, Inc. | 7/65; eliminated 4/66 | | NRHS |
| 24 | STWX | Struthers Wells Corp. | 1/80; eliminated 4/89; 1/94 | | NRHS |
| 25 | STWX | *SHIPPERS' CAR LINE DIV. OF ACF INDUSTRIES, INC. | | | PWRC |
| 26 | STWX | *STRUTHERS WELLS CORP. | | | PWRC |
| 27 | STWX | +STEELWHEELS, LLC | | | PWRC |
| 28 | STWX | Struthers Wells Corporation | | | RSRV |
| 29 | STWX | STEELWHEELS LLC | | | SCAC4 |
