ABL
| Alameda Belt Line |
|
2
|
0
| ABL |
ALAB
| Alabama Railroad |
|
0
|
2
| ALAB |
AM
| Arkansas & Missouri |
|
0
|
1
| AM |
AN
| Apalachicola Northern |
|
2
|
2
| AN |
ANR
| Angelina and Neches River Railroad |
|
2
|
0
| ANR |
AOK
| Arkansas-Oklahoma Railroad |
|
4
|
1
| AOK |
APNC
| Appanoose County Community Railroad |
|
1
|
0
| APNC |
ARC
| Alexander Railroad |
|
2
|
0
| ARC |
ARZC
| Arizona and California Railroad |
|
2
|
0
| ARZC |
ASAB
| Bay Line Railroad LLC |
|
6
|
0
| ASAB |
ATLT
| Austin Todd and Ladd Railroad Company |
|
6
|
0
| ATLT |
ATW
| Atlantic and Western |
|
0
|
1
| ATW |
AVR
| Allegheny Valley |
|
1
|
0
| AVR |
AWW
| Algiers Winslow and Western Railway |
|
1
|
0
| AWW |
AZCR
| Arizona Central Railroad |
|
2
|
0
| AZCR |
AZER
| Arizona Eastern Railway Company |
|
3
|
1
| AZER |
BB
| Buckingham Branch |
|
6
|
0
| BB |
BGCM
| Bg & Cm Railroad |
|
4
|
0
| BGCM |
BJRY
| Burlington Junction Railway |
|
13
|
0
| BJRY |
BLR
| Blackland |
|
1
|
0
| BLR |
BNG
| Blackwell Northern Gateway Railroad Comp |
|
0
|
1
| BNG |
BPRR
| Buffalo and Pittsburgh |
|
2
|
0
| BPRR |
BRW
| Black River And Western |
|
1
|
0
| BRW |
CAGY
| Columbus & Greenville Railway |
|
8
|
3
| CAGY |
CALA
| Carolina Southern |
|
8
|
1
| CALA |
CBRM
| Chillicothe-Brunswick Rail Maintenance |
|
4
|
2
| CBRM |
CCRR
| Claremont Concord |
|
3
|
0
| CCRR |
CEIW
| Central Indiana and Western RR Company |
|
1
|
0
| CEIW |
CFWR
| Caney Fork and Western Railroad |
|
3
|
1
| CFWR |
CHTT
| Chicago Heights Terminal Transfer |
|
0
|
3
| CHTT |
CIC
| Cedar Rapids & Iowa City |
|
7
|
0
| CIC |
CIM
| Chicago And Illinois Midland |
|
1
|
1
| CIM |
CIND
| Central RR of Indiana |
|
2
|
0
| CIND |
CIRR
| Chattahoochee Industrial Railroad |
|
0
|
1
| CIRR |
CLC
| Columbia and Cowlitz Railway Company |
|
1
|
1
| CLC |
CLNA
| Carolina Coastal Railway Incorporated |
|
7
|
2
| CLNA |
CMPA
| Madison Railroad Division of City of Mad |
|
1
|
0
| CMPA |
CMR
| Indiana Rail Road Company |
|
0
|
1
| CMR |
COER
| Crab Orchard & Egyptian |
|
0
|
1
| COER |
COP
| City of Prineville Railway |
|
0
|
1
| COP |
CORP
| Central Oregon & Pacific |
|
3
|
0
| CORP |
CRLE
| Coe Rail Incorporated |
|
0
|
1
| CRLE |
CT
| City of Columbia d/b/a Columbia Terminal |
|
2
|
0
| CT |
CTN
| Canton Railroad Company |
|
1
|
0
| CTN |
CVR
| Cimarron Valley Railroad L.C. |
|
2
|
0
| CVR |
DAIR
| D and I Railroad Company |
|
1
|
0
| DAIR |
DGNO
| Dallas Garland & Northeastern |
|
1
|
0
| DGNO |
DGVR
| DURBIN & GREENBRIER VALLEY RAILROAD INC |
|
4
|
0
| DGVR |
DL
| Delaware-Lackawanna Railroad Company |
|
2
|
0
| DL |
DR
| Dardanelle and Russellville Railroad Inc |
|
1
|
1
| DR |
DSRC
| Dakota Southern Railway Company |
|
5
|
1
| DSRC |
DV
| Delaware Valley Railway Company |
|
2
|
0
| DV |
EIRR
| Eastern Idaho Railroad Incorporated |
|
4
|
0
| EIRR |
ELS
| Escanaba and Lake Superior Railroad Comp |
|
0
|
1
| ELS |
EVWR
| Evansville Western Railroad Inc |
|
5
|
0
| EVWR |
FCEN
| Florida Central |
|
1
|
0
| FCEN |
FMRC
| FarmRail |
|
1
|
0
| FMRC |
FWWR
| Fort Worth and Western |
|
1
|
0
| FWWR |
GBW
| Green Bay & Western |
|
0
|
3
| GBW |
GC
| Georgia Central |
|
9
|
0
| GC |
GO
| Gulf and Ohio |
|
1
|
0
| GO |
GRR
| Georgetown Railroad Company |
|
1
|
0
| GRR |
GRW
| Gary Railway |
|
0
|
1
| GRW |
GRYR
| Grenada Railway |
|
1
|
0
| GRYR |
GWR
| Great Western Railway Company |
|
2
|
0
| GWR |
HB
| Hampton and Branchville |
|
3
|
0
| HB |
HBRY
| Hudson Bay Railway Company |
|
1
|
0
| HBRY |
HMCR
| Huntsville and Madison County Railroad Authority |
|
1
|
0
| HMCR |
HN
| Hutchinson and Northern Railway Company |
|
1
|
0
| HN |
HS
| H and S Railroad Company |
|
2
|
0
| HS |
IANR
| Iowa Northern Ry |
|
1
|
0
| IANR |
IATR
| Iowa Traction Railroad Company |
|
1
|
1
| IATR |
ICRK
| Indian Creek Railroad Company |
|
1
|
0
| ICRK |
IN
| Indiana Northeastern |
|
2
|
0
| IN |
IORY
| Indiana & Ohio |
|
3
|
0
| IORY |
IR
| Illinois Railnet |
|
1
|
0
| IR |
ISRR
| Indiana Southern |
|
3
|
0
| ISRR |
KJRY
| Keokuk Junction |
|
2
|
1
| KJRY |
KWT
| KWT Railway |
|
1
|
0
| KWT |
KYLE
| Kyle Railroad |
|
4
|
1
| KYLE |
LC
| Lancaster & Chester |
|
0
|
1
| LC |
LRS
| Laurinburg and Southern |
|
1
|
0
| LRS |
LT
| Lake Terminal Railroad Company |
|
0
|
1
| LT |
MAW
| Maumee and Western Railroad Corporation |
|
1
|
0
| MAW |
MB
| Meridian & Bigbee |
|
9
|
2
| MB |
MCR
| McCloud Railway Company |
|
1
|
0
| MCR |
MDDE
| Maryland and Delaware Railroad |
|
1
|
0
| MDDE |
MDS
| Meridian Southern Railway, LLC |
|
1
|
0
| MDS |
MISS
| Mississippian Railway Cooperative Incorporated |
|
0
|
1
| MISS |
MNA
| Missouri and Northern Arkansas |
|
19
|
1
| MNA |
MNC
| Missouri North Central RR |
|
4
|
0
| MNC |
MPA
| Maryland and Pennsylvania Railroad |
|
0
|
1
| MPA |
MRIX
| Missouri North Centra RR |
|
41
|
0
| MRIX |
MSE
| Mississippi Export Railroad Company |
|
1
|
3
| MSE |
MSO
| Michigan Southern |
|
2
|
0
| MSO |
MVT
| Mt. Vernon Terminal |
|
12
|
0
| MVT |
NCVA
| North Carolina and Virginia Railroad |
|
2
|
0
| NCVA |
NECR
| New England Central |
|
3
|
0
| NECR |
NEGS
| New England Southern |
|
1
|
0
| NEGS |
NEKM
| Northeast Kansas and Missouri |
|
4
|
0
| NEKM |
NERR
| Nashville and Eastern |
|
6
|
0
| NERR |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc |
|
0
|
1
| NKCR |
NOKL
| Northwestern Oklahoma |
|
1
|
3
| NOKL |
NOLR
| New Orleans Lower Coast Railroad Incorpo |
|
1
|
0
| NOLR |
NPBL
| Norfolk and Portsmouth Belt Line |
|
6
|
0
| NPBL |
NTR
| Mississippi Central Railroad Company |
|
1
|
0
| NTR |
NWR
| Nashville & Western Railroad Corp. |
|
1
|
0
| NWR |
OHCR
| Ohio Central |
|
10
|
0
| OHCR |
OTR
| Oakland Terminal Railway |
|
1
|
0
| OTR |
PHRR
| Port Harbor Railroad |
|
1
|
0
| PHRR |
PICK
| Pickens Railway |
|
0
|
1
| PICK |
PSAP
| Puget Sound and Pacific Railroad Company |
|
3
|
0
| PSAP |
PVRX
| Pook Valley Railroad (Private Owner) |
|
1
|
0
| PVRX |
PVS
| Pecos Valley Southern Railway Company |
|
3
|
0
| PVS |
PWRY
| Peoria & Western Railway |
|
1
|
0
| PWRY |
QRR
| Quincy Railroad Company |
|
1
|
0
| QRR |
RJCM
| R.J. Corman Railroad Company/ Memphis Li |
|
1
|
0
| RJCM |
RJCR
| RJ Corman |
|
6
|
0
| RJCR |
RRC
| Respondek Railroad Corporation |
|
11
|
0
| RRC |
SAN
| Sandersville |
|
0
|
1
| SAN |
SDIY
| San Diego and Imperial Valley Railroad Company |
|
3
|
0
| SDIY |
SJVR
| San Joaquin Valley RR |
|
1
|
0
| SJVR |
SLC
| San Luis Central Railroad Company |
|
0
|
3
| SLC |
SLGW
| Salt Lake Garfield and Western Railway Company |
|
1
|
0
| SLGW |
SLRS
| SMS Rail Service Incorporated |
|
2
|
0
| SLRS |
SMV
| Santa Maria Valley Railroad Company |
|
8
|
0
| SMV |
SMW
| St Marys Railway West LLC |
|
0
|
1
| SMW |
SRNJ
| Southern Railroad Company of New Jersey |
|
1
|
0
| SRNJ |
SRY
| Southern Railway of British Columbia Lim |
|
5
|
0
| SRY |
SSOR
| Sisseton Southern Railway Company |
|
2
|
0
| SSOR |
SW
| Southwestern Railroad Company |
|
1
|
0
| SW |
SWKR
| San Pedro and Southwestern Railway Compa |
|
0
|
1
| SWKR |
TASD
| Terminal Alabama State Docks |
|
10
|
0
| TASD |
TBRY
| Thermal Belt |
|
1
|
0
| TBRY |
TCKR
| Turtle Creek Industrial RR.Incorporated |
|
1
|
1
| TCKR |
TKEN
| Tennken Railroad Company Incorporated |
|
3
|
2
| TKEN |
TM
| Texas-Mexican |
|
1
|
3
| TM |
TNER
| Texas Northeastern Division Mid-Michigan |
|
4
|
0
| TNER |
TNHR
| Three Notch Railroad |
|
2
|
0
| TNHR |
TSU
| Tulsa-Sapulpa Union Railway |
|
1
|
0
| TSU |
TXNW
| Texas North Western Railway Company |
|
0
|
1
| TXNW |
UCRY
| Utah Central |
|
0
|
1
| UCRY |
UMP
| Upper Merion and Plymouth Railroad |
|
0
|
4
| UMP |
VCY
| Galveston Railroad, L.P. |
|
4
|
0
| VCY |
VSRR
| Virginia Southern Railroad |
|
1
|
0
| VSRR |
WCRC
| Washington Central |
|
9
|
0
| WCRC |
WRIX
| Western Rail Inc |
|
1
|
0
| WRIX |
WSOR
| Wisconsin & Southern |
|
0
|
3
| WSOR |
WTJR
| Wichita Tillman & Jackson Railway |
|
1
|
0
| WTJR |
WTLR
| West Texas and Lubbock Railroad Company |
|
1
|
0
| WTLR |
WTNN
| West Tennessee |
|
3
|
0
| WTNN |
WW
| Winchester & Western |
|
3
|
1
| WW |