AGR
| Alabama and Gulf Coast | 10 |
ALM
| Arkansas Louisiana and Mississippi Railr | 2 |
ASAB
| Bay Line Railroad LLC | 1 |
ATW
| Atlantic and Western | 2 |
BAEX
| Andersons | 1 |
CIRR
| Chattahoochee Industrial Railroad | 1 |
CP
| Canadian Pacific Railway | 1 |
CSX
| CSX Railroad | 2 |
EEC
| East Erie Commercial Railroad | 46 |
GMRC
| Green Mountain RR | 10 |
GTRA
| Golden Triangle Railroad | 1 |
HLMX
| Helm Financial Corporation | 2 |
HS
| H and S Railroad Company | 12 |
KCS
| Kansas City Southern | 5 |
LBR
| Lowville and Beaver River Railroad Compa | 5 |
LRS
| Laurinburg and Southern | 1 |
MEC
| Maine Central | 3 |
MRL
| Montana Rail Link | 9 |
MSDR
| Knoxville & Holston River Railroad | 5 |
PAL
| Paducah & Louisville | 1 |
SMW
| St Marys Railway West LLC | 1 |
SNC
| Saratoga & North Creek Railway | 2 |
SOU
| Southern | 2 |
SRN
| Sabine River & Northern | 2 |
WC
| Wisconsin Central | 3 |
YKR
| York Rail | 1 |