AOK
| Arkansas-Oklahoma Railroad | 8 |
ARR
| Alaska Railroad | 37 |
ATSF
| Atchison Topeka & Santa Fe | 32 |
AZER
| Arizona Eastern Railway Company | 10 |
BAP
| Butte Anaconda & Pacific | 1 |
BLE
| Bessemer & Lake Erie | 1 |
BN
| Burlington Northern | 59 |
BNSF
| BNSF Railway | 48 |
CBQ
| Chicago Burlington & Quincy | 1 |
CBRY
| Copper Basin Railway | 1 |
CEFX
| CIT Group/Capital Finance, Inc | 1 |
CITX
| CIT Group/Capital Finance, Inc | 7 |
CN
| Canadian National Railways | 1 |
CNW
| Chicago & Northwestern | 16 |
COAX
| Trinity Rail Management | 1 |
CP
| Canadian Pacific Railway | 1 |
CRIX
| Citicorp Railmark, Inc. | 2 |
CSX
| CSX Railroad | 1 |
CTRN
| Union Pacific Railroad Company | 4 |
DM
| Detroit & Mackinac | 1 |
DRGW
| Denver & Rio Grande Western | 2 |
EAMX
| Everest Railcar Services, Inc | 4 |
EBT
| East Broad Top | 1 |
GABX
| General American Marks Company | 3 |
GACX
| General American Marks Company | 21 |
GLSX
| Glacier State Distribution Services Incorporated | 1 |
HLMX
| Helm Financial Corporation | 4 |
HMJX
| HELM Financial Corporation | 4 |
HPIX
| Basell USA, Inc | 2 |
HPJX
| Helm-Pacific Leasing | 5 |
IC
| Illinois Central | 3 |
ICG
| Illinois Central Gulf | 4 |
IFTX
| IFTX | 1 |
ITFX
| INFINITY TRANSPORTATION III LLC | 4 |
JAIX
| JAIX Leasing Corporation | 2 |
KCLX
| Kansas City Power and Light Company | 1 |
KO
| Kansas & Oklahoma | 1 |
LGEX
| L.G. Everist Incorporated | 2 |
LN
| Louisville & Nashville | 3 |
MILW
| Milwaukee Road | 1 |
MON
| Monon Route | 1 |
MP
| Missouri Pacific | 23 |
NW
| Norfolk & Western | 1 |
OFOX
| RESIDCO | 1 |
PLE
| Pittsburgh & Lake Erie | 1 |
PMRX
| Progress Metal Reclamation Company | 14 |
RBMN
| Reading Blue Mountain & Northern | 1 |
RMGX
| Andersons - Railgroup | 1 |
SCKX
| Northern Coal Transportation Company | 3 |
SKOL
| South Kansas and Oklahoma | 1 |
SP
| Southern Pacific | 2 |
SWFX
| Southwest Forest Industries | 1 |
TNM
| Union Pacific Railroad Company | 3 |
UMPX
| First Union Rail | 1 |
UP
| Union Pacific Railroad Company | 21 |
WDPX
| GASCOYNE MATERIALS HANDLING & RECYCLING, LLC | 1 |
WFRX
| WELLS FARGO RAIL CORPORATION | 1 |
WP
| Western Pacific | 3 |
WPYR
| White Pass & Yukon Route | 2 |
WSOR
| Wisconsin & Southern | 1 |