AEPX
| American Electric Power | 3 |
BN
| Burlington Northern | 2 |
BNBX
| Greenbrier Management Services, LLC | 12 |
BNSF
| BNSF Railway | 1 |
CAEG
| Coffeen and Western | 11 |
CCTX
| Coleto Creek Power WLE, LP | 11 |
CLEX
| Cieco Corporation | 1 |
EGSX
| Entergy Gulf States Incorporated | 13 |
ESCX
| General American Marks Company | 1 |
ETRX
| Arkansas Power and Light Company | 2 |
FURX
| First Union Rail | 3 |
GGPX
| General American Marks Company | 7 |
HPJX
| Helm-Pacific Leasing | 4 |
NDYX
| First Union Rail | 6 |
OFOX
| RESIDCO | 5 |
OPSX
| Public Service Company of Oklahoma | 2 |
TGNX
| NRG Energy | 1 |
TILX
| Trinity Industries Leasing Company | 9 |
UP
| Union Pacific Railroad Company | 22 |
WFCX
| Western Farmers Electric Cooperative | 3 |