CIC
| Cedar Rapids & Iowa City | 1 |
DWC
| Canadian National Railways | 5 |
HS
| H and S Railroad Company | 1 |
IANR
| Iowa Northern Ry | 1 |
IATR
| Iowa Traction Railroad Company | 6 |
LRS
| Laurinburg and Southern | 39 |
NOKL
| Northwestern Oklahoma | 3 |
PDRR
| Pee Dee River RR | 1 |
SGLR
| Seminole Gulf | 4 |
SMW
| St Marys Railway West LLC | 1 |
SOU
| Southern | 3 |
SP
| Southern Pacific | 108 |
SRN
| Sabine River & Northern | 3 |
SSW
| St Louis Southwestern (Cotton Belt) | 6 |
WP
| Western Pacific | 9 |
WRWK
| Providence & Worchester Railroad | 3 |