CNA
| Canadian National Railways | 1 |
CNIS
| Canadian National Railways | 1 |
CNW
| Chicago & Northwestern | 1 |
CP
| Canadian Pacific Railway | 4 |
CPAA
| Canadian Pacific Railway | 2 |
CSX
| CSX Railroad | 5 |
CUOH
| Columbus and Ohio River Railroad Company | 6 |
FGLK
| Finger Lakes Railway | 1 |
GNRR
| Georgia Northeastern | 1 |
GNWR
| Genesee and Wyoming Railroad Company | 1 |
HS
| H and S Railroad Company | 1 |
ICG
| Illinois Central Gulf | 1 |
KCS
| Kansas City Southern | 1 |
MB
| Meridian & Bigbee | 1 |
NS
| Norfolk Southern | 5 |
SOU
| Southern | 1 |