AGR
| Alabama and Gulf Coast | 1 |
AOK
| Arkansas-Oklahoma Railroad | 1 |
BKTY
| Union Pacific Railroad Company | 1 |
BNSF
| BNSF Railway | 3 |
CIBX
| CIT Group/Capital Finance, Inc | 2 |
CN
| Canadian National Railways | 1 |
COER
| Crab Orchard & Egyptian | 1 |
CP
| Canadian Pacific Railway | 1 |
CSX
| CSX Railroad | 10 |
DWC
| Canadian National Railways | 1 |
FBOX
| TTX Company | 2 |
LBR
| Lowville and Beaver River Railroad Compa | 1 |
NS
| Norfolk Southern | 1 |
SLC
| San Luis Central Railroad Company | 1 |
SNC
| Saratoga & North Creek Railway | 1 |
SOU
| Southern | 2 |
TBOX
| TTX Company | 4 |
TFM
| Kansas City Southern De Mexico | 1 |
UCRY
| Utah Central | 1 |
WC
| Wisconsin Central | 1 |