| 1 | VTTX | Trailer Train Co. (flat cars assigned to participants, equipped with fixed container pedestals for transporting containers only, with cushioning provided by cushioned centre guide rails and stencilled 'Do Not Hump') | added 7/1984; 7/1985 | | NAKINA |
| 2 | VTTX | TTX Co. (flat cars equipped with fixed container pedestals for transporting containers only and stencilled 'do not hump'. 60' cars will carry up to 1-40' and 1-20' container or 3-20' containers. 85' and 89' cars will carry up to 2-40' containers, 4-20' containers or various combinations) | 1/1992 | | NAKINA |
| 3 | VTTX | TTX Co. (flat cars equipped with fixed container pedestals for transporting containers only. 60' cars will carry up to 1-40' and 1-20' container or 3-20' containers. 85' and 89' cars are equipped with limited cushioning and stencilled 'DO NOT HUMP' and will carry up to 2-40' containers, 4-20' containers or various combinations) | 1/1994-7/2000 | | NAKINA |
| 4 | VTTX | Trailer Train Co. | added 7/1984; eliminated 1/1992 | | NAKINA |
| 5 | VTTX | TTX Co. | added 1/1992; 1/1994-7/2005 | | NAKINA |
| 6 | VTTX | Trailer Train Co. | added 7/84; eliminated 1/92 | | NRHS |
| 7 | VTTX | TTX Co. | added 1/92 | | NRHS |
| 8 | VTTX | TTX Co. (flat cars equipped with fixed container pedestals for transporting containers only. 60' cars will carry up to 1-40' and 1-20' container or 3-20' containers. 85' and 89' cars are equipped with limited cushioning and stencilled 'DO NOT HUMP' and will carry up to 2-40' containers, 4-20' containers or various combinations) | 1/94-7/2000 | | NRHS |
| 9 | VTTX | TTX COMPANY | | | PWRC |
| 10 | VTTX | TTX Corporation | | | RSRV |
| 11 | VTTX | TTX COMPANY | | | SCAC4 |
