AF
| Alabama and Florida Railway Company | 2 |
AOK
| Arkansas-Oklahoma Railroad | 2 |
ATSF
| Atchison Topeka & Santa Fe | 4 |
BCOL
| Canadian National Railways | 1 |
BN
| Burlington Northern | 4 |
BNS
| BNS | 3 |
BNSF
| BNSF Railway | 85 |
CEFX
| CIT Group/Capital Finance, Inc | 3 |
CMO
| Chicago St Paul Minneapolis & Omaha | 1 |
CN
| Canadian National Railways | 19 |
CNA
| Canadian National Railways | 2 |
COER
| Crab Orchard & Egyptian | 1 |
CP
| Canadian Pacific Railway | 12 |
CPAA
| Canadian Pacific Railway | 2 |
CPPU
| Canadian Pacific Railway | 1 |
CPR
| Canadian Pacific Railway | 5 |
CR
| Conrail | 2 |
CSX
| CSX Railroad | 40 |
CTTX
| TTX Company - Autoracks | 1 |
DRGW
| Denver & Rio Grande Western | 1 |
FEC
| Florida East Coast | 1 |
FXE
| Ferromex | 22 |
G
| G | 1 |
GT
| Grand Trunk Railway | 1 |
GTW
| Grand Trunk Western | 28 |
KCS
| Kansas City Southern | 31 |
KCSM
| Kansas City Southern De Mexico | 1 |
MP
| Missouri Pacific | 6 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 29 |
NS
| Norfolk Southern | 41 |
OFOX
| RESIDCO | 1 |
PLH
| PLH | 1 |
PW
| Providence and Worcester | 1 |
SEGU
| SEGU | 1 |
SFLC
| BNSF Railway | 2 |
SOO
| Soo Line | 31 |
SOU
| Southern | 1 |
SP
| Southern Pacific | 4 |
SPX
| SPX | 1 |
SSW
| St Louis Southwestern (Cotton Belt) | 5 |
TBX
| TBX | 1 |
TINX
| Trinity Railcar | 7 |
TOAX
| TTX Company - Autoracks | 1 |
TTGX
| TTX Company-Autoracks | 3 |
TTTX
| TTX Company | 10 |
TTUX
| TTX Company | 1 |
TTX
| TTX Company | 1 |
UCR
| UCR | 1 |
UCRY
| Utah Central | 9 |
UP
| Union Pacific Railroad Company | 24 |
UPL
| UPL | 7 |
V
| V | 1 |
WC
| Wisconsin Central | 18 |
WFRK
| WFRK | 1 |
WRWK
| Providence & Worchester Railroad | 1 |