AEX
| Andersons | 1 |
ALNX
| Alberta Government | 3 |
ALPX
| Alberta Government | 1 |
ATSF
| Atchison Topeka & Santa Fe | 2 |
BNSF
| BNSF Railway | 3 |
BO
| Baltimore & Ohio | 3 |
CC
| Chicago Central & Pacific | 1 |
CSX
| CSX Railroad | 17 |
DCLX
| Dow Chemical Canada Incorporated | 1 |
GACX
| General American Marks Company | 1 |
GFSX
| General American Marks Company | 1 |
LN
| Louisville & Nashville | 1 |
NAHX
| General Electric Rail Services | 1 |
NW
| Norfolk & Western | 1 |
NYC
| New York Central | 2 |
RDG
| Reading Railroad | 1 |
RFP
| Richmond Fredericksburg & Potomac | 1 |
SBD
| Seaboard System | 1 |
SCL
| Seaboard Coast Line | 1 |
SIRX
| Southern Illinois Railcar Company | 2 |
SKPX
| Saskatchewan Grain Car Corporation | 1 |
SOU
| Southern | 1 |
SRAX
| Southern Rail Associates | 1 |
SSW
| St Louis Southwestern (Cotton Belt) | 1 |
UP
| Union Pacific Railroad Company | 1 |
WC
| Wisconsin Central | 1 |