AOK
| Arkansas-Oklahoma Railroad | 5 |
AOKX
| Greenbrier Management Services, LLC | 30 |
BLHX
| SMBC RAIL SERVICES LLC | 5 |
CILX
| CILX | 4 |
CN
| Canadian National Railways | 80 |
CP
| Canadian Pacific Railway | 1 |
CTXX
| CTXX | 2 |
CW
| Colorado and Wyoming | 11 |
DJTX
| Joseph Transportation Incorporated | 6 |
ELS
| Escanaba and Lake Superior Railroad Comp | 5 |
FTSX
| Fairmont Tamper | 2 |
GAEX
| General American Marks Company | 1 |
GBRX
| Greenbrier Leasing Corporation | 3 |
GIMX
| General American Marks Company | 38 |
GNWR
| Genesee and Wyoming Railroad Company | 3 |
GZSX
| GZSX | 2 |
HKRX
| HKRX | 2 |
HTTX
| TTX Company | 294 |
IC
| Illinois Central | 2 |
ICE
| Iowa Chicago and Eastern | 6 |
ITTX
| TTX Company | 24 |
KRL
| Kasgro Rail Lines | 16 |
LMIC
| Lake Michigan & Indiana Railroad | 8 |
LSRC
| Lake State Railway Company | 3 |
MILW
| Milwaukee Road | 1 |
NICX
| Echo freight | 1 |
OFOX
| RESIDCO | 4 |
OTTX
| TTX Company | 3 |
PHMX
| P&H Mining Equipment | 5 |
PTTX
| TTX Company | 8 |
QTTX
| TTX Company | 18 |
QUAX
| Redstreak, LLC | 3 |
SOO
| Soo Line | 7 |
SOXX
| SMBC RAIL SERVICES LLC | 2 |
SPSX
| Progress Rail Services Corp | 6 |
TPDX
| TPDX | 1 |
TZPR
| Tazewell & Peoria Railroad | 21 |
UP
| Union Pacific Railroad Company | 1 |
WC
| Wisconsin Central | 4 |
XTTX
| TTX Company | 12 |
ZEKX
| ZEKX | 1 |