ACWR
| Aberdeen, Carolina & Western |
|
8
|
0
| ACWR |
AM
| Arkansas & Missouri |
|
0
|
1
| AM |
AOK
| Arkansas-Oklahoma Railroad |
|
2
|
0
| AOK |
AR
| Aberdeen and Rockfish |
|
4
|
0
| AR |
ARC
| Alexander Railroad |
|
3
|
0
| ARC |
ATW
| Atlantic and Western |
|
5
|
4
| ATW |
BDRV
| Belvidere & Delaware Railroad |
|
3
|
0
| BDRV |
BPRR
| Buffalo and Pittsburgh |
|
2
|
1
| BPRR |
BRAN
| Brandon Rail |
|
0
|
1
| BRAN |
CALA
| Carolina Southern |
|
15
|
0
| CALA |
CBRM
| Chillicothe-Brunswick Rail Maintenance |
|
1
|
0
| CBRM |
CBRW
| Columbia Basin Railroad |
|
11
|
0
| CBRW |
CBRY
| Copper Basin Railway |
|
2
|
0
| CBRY |
CERA
| Central RR of Indianapolis |
|
3
|
0
| CERA |
CGR
| CG Railway, Inc |
|
0
|
2
| CGR |
CIM
| Chicago And Illinois Midland |
|
3
|
0
| CIM |
CIRR
| Chattahoochee Industrial Railroad |
|
0
|
1
| CIRR |
CLNA
| Carolina Coastal Railway Incorporated |
|
2
|
0
| CLNA |
CORP
| Central Oregon & Pacific |
|
3
|
0
| CORP |
CPDR
| Carolina Piedmont |
|
24
|
0
| CPDR |
CRLE
| Coe Rail Incorporated |
|
0
|
1
| CRLE |
CSOR
| Connecticut Southern |
|
2
|
0
| CSOR |
CSS
| Chicago South Shore And South Bend |
|
1
|
0
| CSS |
CWCY
| Caldwell Country Railroad |
|
2
|
0
| CWCY |
DQE
| De Queen and Eastern Railroad Incorporat |
|
2
|
0
| DQE |
ECBR
| East Cooper and Berkeley Railroad Company |
|
1
|
0
| ECBR |
EEC
| East Erie Commercial Railroad |
|
0
|
4
| EEC |
EIRR
| Eastern Idaho Railroad Incorporated |
|
2
|
0
| EIRR |
ETRY
| Eastern TN Railway |
|
2
|
0
| ETRY |
FCEN
| Florida Central |
|
1
|
0
| FCEN |
FMID
| Florida Midland Railroad Company Incorpo |
|
2
|
0
| FMID |
FMRC
| FarmRail |
|
1
|
0
| FMRC |
FWWR
| Fort Worth and Western |
|
2
|
0
| FWWR |
GBW
| Green Bay & Western |
|
35
|
0
| GBW |
GC
| Georgia Central |
|
39
|
0
| GC |
GCRY
| Grand Canyon Railway |
|
4
|
0
| GCRY |
GFRR
| Georgia and Florida Railnet |
|
17
|
0
| GFRR |
GMR
| Georgia Midland |
|
1
|
0
| GMR |
GNBC
| Grainbelt Corporation |
|
3
|
0
| GNBC |
GNRR
| Georgia Northeastern |
|
10
|
0
| GNRR |
GO
| Gulf and Ohio |
|
2
|
0
| GO |
GRLW
| Greenville & Western Railway Company, LLC |
|
5
|
0
| GRLW |
GRWR
| Great Walton |
|
8
|
0
| GRWR |
GSWR
| Georgia Southwestern |
|
4
|
0
| GSWR |
GWRC
| Georgia Woodlands |
|
2
|
0
| GWRC |
HB
| Hampton and Branchville |
|
13
|
0
| HB |
HOG
| Heart of Georgia |
|
2
|
0
| HOG |
HRT
| Hartwell RR |
|
11
|
0
| HRT |
IATR
| Iowa Traction Railroad Company |
|
0
|
1
| IATR |
IHRC
| Indiana Hi Rail |
|
1
|
0
| IHRC |
IMRR
| Illinois Midland Railroad |
|
3
|
0
| IMRR |
INPR
| Idaho Northern and Pacific Railroad |
|
3
|
0
| INPR |
IORY
| Indiana & Ohio |
|
4
|
0
| IORY |
IR
| Illinois Railnet |
|
2
|
0
| IR |
ISRR
| Indiana Southern |
|
6
|
0
| ISRR |
KJRY
| Keokuk Junction |
|
1
|
0
| KJRY |
KT
| Kentucky and Tennessee Railway Company |
|
2
|
0
| KT |
KXHR
| Knoxville & Holston River RR |
|
2
|
0
| KXHR |
KYLE
| Kyle Railroad |
|
34
|
0
| KYLE |
LC
| Lancaster & Chester |
|
64
|
0
| LC |
LDRR
| Louisiana and Delta Railroad Incorporated |
|
1
|
0
| LDRR |
LIRX
| Lapeer Industrial Railway |
|
1
|
0
| LIRX |
LNW
| Louisiana & Northwestern |
|
4
|
0
| LNW |
LPN
| Longview, Portland & Northern |
|
3
|
0
| LPN |
LRS
| Laurinburg and Southern |
|
22
|
0
| LRS |
LRWN
| Little Rock & Western |
|
2
|
0
| LRWN |
LVRC
| Lamoille Valley |
|
0
|
2
| LVRC |
LVRR
| Lycoming Valley |
|
1
|
0
| LVRR |
LW
| Louisville and Wadley Railway Company |
|
0
|
1
| LW |
MB
| Meridian & Bigbee |
|
4
|
0
| MB |
MDDE
| Maryland and Delaware Railroad |
|
1
|
0
| MDDE |
ME
| Morristown & Erie Railroad |
|
1
|
0
| ME |
MH
| Mount Hood Railroad |
|
1
|
0
| MH |
MMID
| Maryland Midland |
|
0
|
2
| MMID |
MMRR
| Mid-Michigan Railroad Incorporated |
|
3
|
0
| MMRR |
MNA
| Missouri and Northern Arkansas |
|
2
|
0
| MNA |
MNL
| Mountain Laurel |
|
1
|
0
| MNL |
MSDR
| Knoxville & Holston River Railroad |
|
0
|
1
| MSDR |
MSO
| Michigan Southern |
|
1
|
0
| MSO |
NBER
| Nittany and Bald Eagle Railroad Company |
|
1
|
0
| NBER |
NCRC
| Nebraska Central |
|
1
|
0
| NCRC |
NERR
| Nashville and Eastern |
|
5
|
0
| NERR |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc |
|
1
|
0
| NKCR |
NOKL
| Northwestern Oklahoma |
|
1
|
0
| NOKL |
NPBL
| Norfolk and Portsmouth Belt Line |
|
1
|
0
| NPBL |
OAR
| Old Augusta Railroad |
|
0
|
1
| OAR |
OGEE
| Ogeechee |
|
6
|
0
| OGEE |
OHCR
| Ohio Central |
|
1
|
0
| OHCR |
OMID
| Ontario Midland Railroad Corporation |
|
1
|
0
| OMID |
OPR
| Oregon Pacific |
|
2
|
0
| OPR |
PBNE
| Philadelphia Bethlehem and New England R |
|
1
|
1
| PBNE |
PCC
| Palouse River and Coulee City |
|
2
|
0
| PCC |
PDRR
| Pee Dee River RR |
|
10
|
0
| PDRR |
PICK
| Pickens Railway |
|
21
|
1
| PICK |
PRYL
| Port Royal Railroad |
|
1
|
0
| PRYL |
RJCR
| RJ Corman |
|
6
|
0
| RJCR |
SAN
| Sandersville |
|
0
|
1
| SAN |
SBVR
| South Branch Valley Rail Road |
|
3
|
1
| SBVR |
SCRF
| South Carolina Central |
|
10
|
0
| SCRF |
SCTR
| South Central Tennessee |
|
1
|
0
| SCTR |
SJVR
| San Joaquin Valley RR |
|
10
|
0
| SJVR |
SKOL
| South Kansas and Oklahoma |
|
2
|
0
| SKOL |
SLAL
| South Plains Lamesa |
|
4
|
0
| SLAL |
SLGG
| Progress Rail Services Corporation |
|
3
|
1
| SLGG |
SLWC
| Stillwater Central |
|
1
|
0
| SLWC |
SQVR
| Sequatchie Valley Railroad |
|
2
|
0
| SQVR |
SS
| Sand Springs Railway Company |
|
2
|
0
| SS |
TASD
| Terminal Alabama State Docks |
|
1
|
0
| TASD |
TBRY
| Thermal Belt |
|
2
|
0
| TBRY |
TCWR
| Twin Cities and Western |
|
7
|
0
| TCWR |
TNER
| Texas Northeastern Division Mid-Michigan |
|
3
|
0
| TNER |
TNMR
| Texas and New Mexico |
|
2
|
0
| TNMR |
TOE
| Texas Oklahoma and Eastern RR Company |
|
3
|
0
| TOE |
TSU
| Tulsa-Sapulpa Union Railway |
|
1
|
0
| TSU |
TSWR
| Toppenish, Simcoe & Western Railroad |
|
3
|
0
| TSWR |
TTI
| Transkentucky Transportation |
|
7
|
0
| TTI |
UCRY
| Utah Central |
|
1
|
0
| UCRY |
WCLR
| Waccamaw Coastline |
|
4
|
0
| WCLR |
WCTU
| White City Terminal |
|
2
|
0
| WCTU |
WHOE
| Walking Horse & Eastern |
|
2
|
0
| WHOE |
WOHO
| Wabash and Ohio |
|
3
|
0
| WOHO |
WPRR
| Willamette and Pacific |
|
6
|
0
| WPRR |
WSOR
| Wisconsin & Southern |
|
2
|
0
| WSOR |
WTJR
| Wichita Tillman & Jackson Railway |
|
2
|
0
| WTJR |
WTNN
| West Tennessee |
|
2
|
0
| WTNN |
WVR
| Willamette Valley |
|
1
|
0
| WVR |
YDC
| Yankeetown Docks |
|
3
|
0
| YDC |
YVRR
| Yadkin Valley |
|
5
|
0
| YVRR |