AERC
| Albany and Eastern Railroad Company | 1 |
AOK
| Arkansas-Oklahoma Railroad | 1 |
ATSF
| Atchison Topeka & Santa Fe | 2 |
BCOL
| Canadian National Railways | 2 |
FEC
| Florida East Coast | 1 |
FURX
| First Union Rail | 3 |
GPSX
| Georgia-Pacific Corporation Eastern Wood Products Mfg.Divisi | 8 |
HTTX
| TTX Company | 1 |
ICE
| Iowa Chicago and Eastern | 2 |
JTLX
| CIT Group/Capital Finance, Inc | 1 |
JTTX
| TTX Company | 15 |
KRL
| Kasgro Rail Lines | 1 |
MP
| Missouri Pacific | 5 |
MTTX
| TTX Company | 1 |
OTTX
| TTX Company | 5 |
PTIX
| Paneltech International LLC | 2 |
PTTX
| TTX Company | 24 |
QTTX
| TTX Company | 2 |
RFRX
| Rick Franklin Corporation | 1 |
RGAX
| RGAX | 1 |
RTTX
| TTX Company | 2 |
SP
| Southern Pacific | 13 |
SPMW
| Southern Pacific Maintenance of Way | 1 |
SSW
| St Louis Southwestern (Cotton Belt) | 3 |
TTEX
| TTX Company - Articulated Flat Cars (TOFC/COFC) | 4 |
TTFX
| TTX Company | 1 |
UP
| Union Pacific Railroad Company | 10 |
WPRR
| Willamette and Pacific | 12 |
XTTX
| TTX Company | 7 |
ZTTX
| TTX Company | 7 |