ABOX
| TTX Company | 2 |
AGR
| Alabama and Gulf Coast | 2 |
AOK
| Arkansas-Oklahoma Railroad | 2 |
ATW
| Atlantic and Western | 1 |
BKTY
| Union Pacific Railroad Company | 11 |
BNSF
| BNSF Railway | 10 |
CN
| Canadian National Railways | 2 |
CNA
| Canadian National Railways | 3 |
CNIS
| Canadian National Railways | 3 |
CNW
| Chicago & Northwestern | 1 |
COER
| Crab Orchard & Egyptian | 2 |
CSX
| CSX Railroad | 4 |
CUOH
| Columbus and Ohio River Railroad Company | 2 |
DWC
| Canadian National Railways | 3 |
FBOX
| TTX Company | 2 |
FSRR
| FerroSur | 2 |
FXE
| Ferromex | 1 |
GNWR
| Genesee and Wyoming Railroad Company | 1 |
HCSX
| Helm Chesapeake LLP | 2 |
HLMX
| Helm Financial Corporation | 2 |
HPJX
| Helm-Pacific Leasing | 1 |
HS
| H and S Railroad Company | 1 |
IANR
| Iowa Northern Ry | 1 |
KCS
| Kansas City Southern | 4 |
LRWN
| Little Rock & Western | 1 |
LW
| Louisville and Wadley Railway Company | 1 |
MP
| Missouri Pacific | 1 |
MWCX
| Midwest Railcar Corporation | 2 |
NOKL
| Northwestern Oklahoma | 1 |
NS
| Norfolk Southern | 11 |
RBOX
| Railbox Company | 8 |
SGLR
| Seminole Gulf | 1 |
SP
| Southern Pacific | 1 |
SRY
| Southern Railway of British Columbia Lim | 1 |
SSW
| St Louis Southwestern (Cotton Belt) | 1 |
TBOX
| TTX Company | 14 |
TOBX
| TTX Company - Box Cars | 1 |
TOFX
| TTX Company - Box Cars | 1 |
TR
| Tomahawk Railway L.P. | 5 |
UP
| Union Pacific Railroad Company | 2 |
WRWK
| Providence & Worchester Railroad | 2 |