BBCX
| ABB Power Generation Incorporated | 8 |
CIC
| Cedar Rapids & Iowa City | 4 |
CN
| Canadian National Railways | 2 |
CP
| Canadian Pacific Railway | 1 |
CSX
| CSX Railroad | 5 |
DMIR
| Duluth Missabe & Iron Range | 1 |
INLX
| Incoal Company | 49 |
SP
| Southern Pacific | 2 |
SPMW
| Southern Pacific Maintenance of Way | 3 |
UP
| Union Pacific Railroad Company | 1 |
UPP
| Union Pacific Passenger | 7 |
UPRU
| Union Pacific Railroad Company | 2 |
WC
| Wisconsin Central | 1 |
WSOR
| Wisconsin & Southern | 5 |