ACFX
| General Electric Rail Services | 1 |
AEX
| Andersons | 7 |
ALAB
| Alabama Railroad | 1 |
ALMX
| Trinity Rail Management Incorporated | 1 |
ALNX
| Alberta Government | 1 |
ALPX
| Alberta Government | 1 |
AOK
| Arkansas-Oklahoma Railroad | 4 |
BN
| Burlington Northern | 11 |
BNSF
| BNSF Railway | 7 |
CBRW
| Columbia Basin Railroad | 5 |
CGLX
| GATX Rail Canada | 1 |
CMO
| Chicago St Paul Minneapolis & Omaha | 1 |
CN
| Canadian National Railways | 2 |
CNW
| Chicago & Northwestern | 16 |
CNWX
| Canadian Wheat Board | 1 |
CP
| Canadian Pacific Railway | 3 |
CPWX
| Canadian Wheat Board | 1 |
CRDX
| Chicago Freight Car Leasing Company | 1 |
CSP
| Camas Prairie RailNet Incorporated | 1 |
CWW
| CWW | 2 |
DME
| Dakota, Minnesota and Eastern | 6 |
DRGW
| Denver & Rio Grande Western | 1 |
DTS
| Detroit & Toledo ShoreLine | 1 |
EIRR
| Eastern Idaho Railroad Incorporated | 2 |
FURX
| First Union Rail | 2 |
GROX
| First Union Rail | 1 |
GTW
| Grand Trunk Western | 1 |
GWWR
| Gateway Western | 1 |
HWCX
| Halliburton Company | 3 |
ICG
| Illinois Central Gulf | 6 |
IFRX
| Infinity Rail LLC | 1 |
INSX
| Independent Salt Company | 1 |
INTX
| Interstate Commodities Inc. | 3 |
ITLX
| General Electric Rail Services | 3 |
KCS
| Kansas City Southern | 1 |
KO
| Kansas & Oklahoma | 2 |
KYLE
| Kyle Railroad | 1 |
LN
| Louisville & Nashville | 1 |
MILW
| Milwaukee Road | 2 |
MKT
| Missouri-Kansas-Texas | 4 |
MP
| Missouri Pacific | 8 |
MRL
| Montana Rail Link | 3 |
NAHX
| General Electric Rail Services | 8 |
NCSX
| NOVA Chemicals (USA) Incorporated | 2 |
NOKL
| Northwestern Oklahoma | 2 |
PCC
| Palouse River and Coulee City | 64 |
PTLX
| General Electric Rail Services | 4 |
RCLX
| Macquarie Rail Inc | 1 |
RGCX
| Rio Grande Chemical LTD | 2 |
RI
| RI | 1 |
RUSX
| First Union Rail | 1 |
SAMX
| Cargill Incorporated | 1 |
SIRX
| Southern Illinois Railcar Company | 1 |
SKNX
| Saskatchewan Grain Car Corporation | 1 |
SKPX
| Saskatchewan Grain Car Corporation | 2 |
SLSF
| Saint Louis-San Francisco | 8 |
SOO
| Soo Line | 19 |
SSW
| St Louis Southwestern (Cotton Belt) | 1 |
TFM
| Kansas City Southern De Mexico | 2 |
TILX
| Trinity Industries Leasing Company | 1 |
TLCX
| General Electric Rail Services | 1 |
UP
| Union Pacific Railroad Company | 2 |
WDTX
| Washington Department of Transportation | 3 |
WP
| Western Pacific | 1 |