| 1 | YAN | Yancey R.R. Co. | 1/1975; added 1/1980; 1/1980; eliminated 10/1989 | | NAKINA |
| 2 | YAN | Yancey R.R. Co. | 1/75; added 1/80; 1/80; eliminated 10/89 | | NRHS |
| 3 | YAN | YANCY RAILROAD | | | PWRC |
| 4 | YAN | Yancey Railroad | | | RSRV |
| 5 | YAND | YANDELL TRUCKAWAY INC | | | SCAC4 |
| 6 | YANG | YANG LINE | | | SCAC4 |
| 7 | YANK | YANKEE PRIDE TRANSPORT INC | | | SCAC4 |
| 8 | YANKEE | Yankee Trails | | USA | TRAFFIC |
| 9 | YANT | YAN TRANSPORT LOGISTIC | | | SCAC4 |