ATSF
| Atchison Topeka & Santa Fe | 1 |
CEDX
| G.S.S.&M. Inc, Rail Division | 1 |
CEFX
| CIT Group/Capital Finance, Inc | 1 |
CNW
| Chicago & Northwestern | 2 |
CSX
| CSX Railroad | 6 |
CTRN
| Union Pacific Railroad Company | 1 |
CW
| Colorado and Wyoming | 1 |
DRGW
| Denver & Rio Grande Western | 1 |
GNTX
| TTX Company | 3 |
IC
| Illinois Central | 1 |
KCS
| Kansas City Southern | 1 |
LW
| Louisville and Wadley Railway Company | 1 |
MP
| Missouri Pacific | 3 |
NKCF
| NKCF | 1 |
SCL
| Seaboard Coast Line | 1 |
SP
| Southern Pacific | 1 |
UP
| Union Pacific Railroad Company | 4 |
WC
| Wisconsin Central | 1 |