ADN
| Ashley Drew & Northern | 1 |
AM
| Arkansas & Missouri | 1 |
ARMH
| Union Pacific Railroad Company | 2 |
ASAB
| Bay Line Railroad LLC | 2 |
ASFX
| American Steel Foundries | 2 |
ATSF
| Atchison Topeka & Santa Fe | 2 |
ATW
| Atlantic and Western | 1 |
BCOL
| Canadian National Railways | 3 |
BKTY
| Union Pacific Railroad Company | 4 |
BN
| Burlington Northern | 2 |
BNSF
| BNSF Railway | 1 |
CEI
| Chicago & Eastern Illinois | 1 |
CG
| Central Of Georgia | 1 |
CGW
| Chicago Great Western | 1 |
CHTT
| Chicago Heights Terminal Transfer | 1 |
CNW
| Chicago & Northwestern | 6 |
COER
| Crab Orchard & Egyptian | 5 |
CR
| Conrail | 12 |
CRDX
| Chicago Freight Car Leasing Company | 3 |
CRR
| Clinchfield | 1 |
CSX
| CSX Railroad | 9 |
DODX
| Department Of Defense | 3 |
DRGW
| Denver & Rio Grande Western | 4 |
DTS
| Detroit & Toledo ShoreLine | 1 |
FCC
| Flagg Coal Co. | 1 |
FXE
| Ferromex | 5 |
GBW
| Green Bay & Western | 3 |
GMO
| Gulf Mobile & Ohio | 6 |
GMRC
| Green Mountain RR | 1 |
GNWR
| Genesee and Wyoming Railroad Company | 4 |
GTW
| Grand Trunk Western | 8 |
HERB
| HERB | 4 |
HS
| H and S Railroad Company | 1 |
IC
| Illinois Central | 14 |
ICG
| Illinois Central Gulf | 27 |
ITC
| Illinois Terminal Railroad | 20 |
LOVX
| American Colloid Company | 1 |
LRS
| Laurinburg and Southern | 4 |
LW
| Louisville and Wadley Railway Company | 1 |
MDR
| Kansas City Southern | 2 |
MILW
| Milwaukee Road | 2 |
MP
| Missouri Pacific | 18 |
MRL
| Montana Rail Link | 1 |
MWCX
| Midwest Railcar Corporation | 1 |
NFD
| Norfolk, Franklin and Danville | 2 |
NJII
| New Jersey, Indiana and Illinois | 3 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 1 |
NKP
| Nickel Plate | 1 |
NS
| Norfolk Southern | 18 |
NW
| Norfolk & Western | 28 |
NYC
| New York Central | 1 |
OAR
| Old Augusta Railroad | 1 |
SCL
| Seaboard Coast Line | 1 |
SOU
| Southern | 59 |
SP
| Southern Pacific | 10 |
SSW
| St Louis Southwestern (Cotton Belt) | 3 |
TBOX
| TTX Company | 7 |
TFM
| Kansas City Southern De Mexico | 1 |
TOE
| Texas Oklahoma and Eastern RR Company | 4 |
TPW
| Toledo Peoria & Western | 12 |
UP
| Union Pacific Railroad Company | 1 |
WAB
| Wabash | 22 |
WC
| Wisconsin Central | 2 |
WCCL
| Wisconsin Central | 1 |
WLO
| Waterloo Railway Company (Illinois Central) | 11 |
WP
| Western Pacific | 4 |
WRWK
| Providence & Worchester Railroad | 2 |
WVRC
| WABASH VALLEY RAILROAD CO. | 4 |