| 1 | TWRY | Tradewater Ry. Co. | added 4/1982; 1/1994; eliminated 4/1995 | | NAKINA |
| 2 | TWRY | Western Kentucky Ry., L.L.C. | added 4/1995; eliminated 7/2003; 7/2005 | | NAKINA |
| 3 | TWRY | Tradewater Ry. Co. | added 4/82; 1/94; eliminated 4/95 | | NRHS |
| 4 | TWRY | Western Kentucky Ry., L.L.C. | added 4/95 | | NRHS |
| 5 | TWRY | WESTERN KENTUCKY RWY., LLC [TRADEWATER RAILWAY CO.] | | | PWRC |
| 6 | TWRY | Tradewater Railway | | | RSRV |
| 7 | TWRY | TRUSTWORTHY TRANSPORTATION INC | | | SCAC4 |
