AOK
| Arkansas-Oklahoma Railroad | 1 |
ATSF
| Atchison Topeka & Santa Fe | 92 |
BN
| Burlington Northern | 1 |
BNSF
| BNSF Railway | 157 |
CMO
| Chicago St Paul Minneapolis & Omaha | 1 |
CN
| Canadian National Railways | 166 |
CNA
| Canadian National Railways | 254 |
CP
| Canadian Pacific Railway | 128 |
CPAA
| Canadian Pacific Railway | 57 |
CR
| Conrail | 1 |
CSX
| CSX Railroad | 4 |
CTTX
| TTX Company - Autoracks | 5 |
ETTX
| TTX Company - Autoracks | 15 |
FXE
| Ferromex | 1 |
GTW
| Grand Trunk Western | 116 |
MP
| Missouri Pacific | 1 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 1 |
NS
| Norfolk Southern | 117 |
SOO
| Soo Line | 65 |
SP
| Southern Pacific | 94 |
TTEX
| TTX Company - Articulated Flat Cars (TOFC/COFC) | 1 |
TTFX
| TTX Company | 1 |
TTGX
| TTX Company-Autoracks | 12461 |
TTYX
| TTX Company | 1 |
UP
| Union Pacific Railroad Company | 8 |
UPL
| UPL | 3 |
WC
| Wisconsin Central | 1 |