AB
| Akron and Barberton Cluster Railway Company | 7 |
AF
| Alabama and Florida Railway Company | 2 |
ATSF
| Atchison Topeka & Santa Fe | 9 |
B
| B | 8 |
BN
| Burlington Northern | 21 |
BNSF
| BNSF Railway | 538 |
BTTX
| TTX Company - Autoracks | 9 |
C
| C | 4 |
CEFX
| CIT Group/Capital Finance, Inc | 6 |
CITX
| CIT Group/Capital Finance, Inc | 1 |
CN
| Canadian National Railways | 63 |
CNA
| Canadian National Railways | 25 |
COER
| Crab Orchard & Egyptian | 7 |
CP
| Canadian Pacific Railway | 23 |
CPAA
| Canadian Pacific Railway | 1 |
CPR
| Canadian Pacific Railway | 44 |
CR
| Conrail | 13 |
CSX
| CSX Railroad | 339 |
CTTX
| TTX Company - Autoracks | 6 |
FSRR
| FerroSur | 1 |
FXE
| Ferromex | 151 |
G
| G | 18 |
GTW
| Grand Trunk Western | 48 |
KCS
| Kansas City Southern | 135 |
MKT
| Missouri-Kansas-Texas | 6 |
ML
| ML | 1 |
MP
| Missouri Pacific | 44 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 111 |
NOKL
| Northwestern Oklahoma | 22 |
NOLK
| NOLK | 3 |
NS
| Norfolk Southern | 374 |
NYC
| New York Central | 2 |
SFLC
| BNSF Railway | 21 |
SOO
| Soo Line | 37 |
SP
| Southern Pacific | 6 |
TFM
| Kansas City Southern De Mexico | 1 |
TIMX
| Trinity Industries Leasing Company | 1 |
TINX
| Trinity Railcar | 54 |
TTGX
| TTX Company-Autoracks | 53 |
TTTX
| TTX Company | 15 |
UCRY
| Utah Central | 19 |
UP
| Union Pacific Railroad Company | 239 |
UPL
| UPL | 129 |
V
| V | 8 |
WC
| Wisconsin Central | 28 |
WRWK
| Providence & Worchester Railroad | 8 |
WRWX
| Trinity Industries Inc. | 1 |