ALT
| AIRLAKE TERMINAL RAILWAY COMPANY | 26 |
BN
| Burlington Northern | 2 |
CCCL
| Connecticut Central Railroad Company | 1 |
CN
| Canadian National Railways | 14 |
CNIS
| Canadian National Railways | 2 |
CP
| Canadian Pacific Railway | 12 |
CR
| Conrail | 5 |
CV
| Central Vermont | 3 |
DODX
| Department Of Defense | 13 |
FEC
| Florida East Coast | 2 |
GMRC
| Green Mountain RR | 22 |
HS
| H and S Railroad Company | 1 |
HTTX
| TTX Company | 4 |
IATR
| Iowa Traction Railroad Company | 1 |
ICE
| Iowa Chicago and Eastern | 13 |
ITTX
| TTX Company | 1 |
JTSX
| Joseph Transportation Incorporated | 1 |
JTTX
| TTX Company | 2 |
KRL
| Kasgro Rail Lines | 4 |
LBR
| Lowville and Beaver River Railroad Compa | 2 |
MNA
| Missouri and Northern Arkansas | 2 |
OTTX
| TTX Company | 4 |
PTTX
| TTX Company | 2 |
PW
| Providence and Worcester | 35 |
QTTX
| TTX Company | 20 |
SOO
| Soo Line | 2 |
TTHX
| TTX Company - Flat Cars | 1 |
TTWX
| TTX Company | 3 |
TVRR
| Tulare Valley Railroad Company | 3 |
VSR
| Valley & Siletz RR | 36 |
WC
| Wisconsin Central | 2 |