ATSF
| Atchison Topeka & Santa Fe | 2 |
BN
| Burlington Northern | 18 |
BNSF
| BNSF Railway | 9 |
CC
| Chicago Central & Pacific | 2 |
CNW
| Chicago & Northwestern | 11 |
CP
| Canadian Pacific Railway | 1 |
CSX
| CSX Railroad | 4 |
EEC
| East Erie Commercial Railroad | 1 |
GTW
| Grand Trunk Western | 1 |
IC
| Illinois Central | 8 |
ICE
| Iowa Chicago and Eastern | 3 |
ICG
| Illinois Central Gulf | 5 |
MKT
| Missouri-Kansas-Texas | 1 |
MP
| Missouri Pacific | 8 |
SCL
| Seaboard Coast Line | 1 |
SOO
| Soo Line | 1 |