ACWR
| Aberdeen, Carolina & Western |
|
9
|
0
| ACWR |
ADBF
| Adrian and Blissfield Rail Road Company |
|
2
|
0
| ADBF |
AG
| Galveston Railroad L.P. |
|
3
|
0
| AG |
AOK
| Arkansas-Oklahoma Railroad |
|
0
|
2
| AOK |
AR
| Aberdeen and Rockfish |
|
6
|
3
| AR |
ARZC
| Arizona and California Railroad |
|
1
|
0
| ARZC |
ATW
| Atlantic and Western |
|
3
|
0
| ATW |
BB
| Buckingham Branch |
|
25
|
2
| BB |
BJRY
| Burlington Junction Railway |
|
4
|
0
| BJRY |
BMH
| Beaufort and Morehead Railroad Co |
|
2
|
0
| BMH |
CALA
| Carolina Southern |
|
58
|
38
| CALA |
CCRR
| Claremont Concord |
|
1
|
0
| CCRR |
CIM
| Chicago And Illinois Midland |
|
1
|
0
| CIM |
CIW
| Chicago & Illinois Western |
|
2
|
0
| CIW |
CNUR
| C and NC Railroad Corporation |
|
1
|
0
| CNUR |
CPDR
| Carolina Piedmont |
|
19
|
0
| CPDR |
CSOR
| Connecticut Southern |
|
1
|
0
| CSOR |
CT
| City of Columbia d/b/a Columbia Terminal |
|
6
|
0
| CT |
CTN
| Canton Railroad Company |
|
1
|
0
| CTN |
DGVR
| DURBIN & GREENBRIER VALLEY RAILROAD INC |
|
1
|
0
| DGVR |
DL
| Delaware-Lackawanna Railroad Company |
|
15
|
0
| DL |
DR
| Dardanelle and Russellville Railroad Inc |
|
77
|
1
| DR |
EEC
| East Erie Commercial Railroad |
|
0
|
1
| EEC |
ESPN
| East Penn Railroad |
|
4
|
0
| ESPN |
GBW
| Green Bay & Western |
|
0
|
1
| GBW |
GC
| Georgia Central |
|
1
|
0
| GC |
GCRY
| Grand Canyon Railway |
|
12
|
0
| GCRY |
GNRR
| Georgia Northeastern |
|
3
|
0
| GNRR |
GO
| Gulf and Ohio |
|
3
|
0
| GO |
GRLW
| Greenville & Western Railway Company, LLC |
|
28
|
0
| GRLW |
HB
| Hampton and Branchville |
|
12
|
0
| HB |
HESR
| Huron and Eastern |
|
2
|
0
| HESR |
HOG
| Heart of Georgia |
|
80
|
0
| HOG |
HOS
| Hoosier Southern Railroad |
|
3
|
0
| HOS |
HRT
| Hartwell RR |
|
12
|
1
| HRT |
ICRK
| Indian Creek Railroad Company |
|
1
|
0
| ICRK |
IMRR
| Illinois Midland Railroad |
|
1
|
0
| IMRR |
LC
| Lancaster & Chester |
|
317
|
117
| LC |
LIRC
| Louisville & Indiana |
|
8
|
0
| LIRC |
LRS
| Laurinburg and Southern |
|
3
|
0
| LRS |
LSRC
| Lake State Railway Company |
|
5
|
0
| LSRC |
LVRR
| Lycoming Valley |
|
2
|
0
| LVRR |
MAW
| Maumee and Western Railroad Corporation |
|
1
|
0
| MAW |
MCRR
| Monongahela Connecting RR Company |
|
1
|
0
| MCRR |
ME
| Morristown & Erie Railroad |
|
0
|
42
| ME |
MH
| Mount Hood Railroad |
|
20
|
3
| MH |
MMID
| Maryland Midland |
|
4
|
0
| MMID |
MNJ
| Middletown & New Jersey Railroad |
|
2
|
0
| MNJ |
MPA
| Maryland and Pennsylvania Railroad |
|
1
|
0
| MPA |
MSE
| Mississippi Export Railroad Company |
|
1
|
0
| MSE |
MSO
| Michigan Southern |
|
1
|
0
| MSO |
MSV
| Mississippi and Skuna Valley Railroad Co |
|
0
|
1
| MSV |
NAUG
| Naugatuck Railroad Company |
|
10
|
0
| NAUG |
NECR
| New England Central |
|
8
|
0
| NECR |
NERR
| Nashville and Eastern |
|
1
|
0
| NERR |
NOKL
| Northwestern Oklahoma |
|
0
|
1
| NOKL |
NSHR
| North Shore |
|
3
|
0
| NSHR |
NSR
| Newburgh and South Shore Railroad Compan |
|
0
|
1
| NSR |
NYGL
| New York and Greenwood Lake Railroad |
|
4
|
0
| NYGL |
PDRR
| Pee Dee River RR |
|
3
|
0
| PDRR |
PICK
| Pickens Railway |
|
35
|
0
| PICK |
PNWR
| Portland and Western Railroad Incorporat |
|
40
|
0
| PNWR |
PR
| Palmetto Railways |
|
2
|
0
| PR |
PSAP
| Puget Sound and Pacific Railroad Company |
|
2
|
0
| PSAP |
RARW
| Rarus Railway Company |
|
1
|
0
| RARW |
RILX
| Rock Island Rail |
|
1
|
0
| RILX |
RJCC
| R.J. Corman Railroad/Kentucky Lines |
|
6
|
0
| RJCC |
RV
| Rahway Valley R.R. |
|
3
|
0
| RV |
SA
| Savannah & Atlanta |
|
8
|
0
| SA |
SAN
| Sandersville |
|
2
|
0
| SAN |
SBVR
| South Branch Valley Rail Road |
|
1
|
2
| SBVR |
SCIH
| South Chicago & Indiana Harbor Railway C |
|
1
|
0
| SCIH |
SCRF
| South Carolina Central |
|
21
|
0
| SCRF |
SH
| Steelton and Highspire Railroad Company |
|
0
|
1
| SH |
SL
| Salt Lake Southern RR |
|
1
|
0
| SL |
SLRG
| San Luis and Rio Grande Railroad |
|
35
|
50
| SLRG |
SM
| St. Marys Railroad |
|
2
|
1
| SM |
SRC
| Strasburg Railroad |
|
7
|
0
| SRC |
SRN
| Sabine River & Northern |
|
1
|
0
| SRN |
SW
| Southwestern Railroad Company |
|
7
|
0
| SW |
TNMR
| Texas and New Mexico |
|
1
|
0
| TNMR |
TVRM
| Tennessee Valley |
|
55
|
36
| TVRM |
VC
| Virginia Central Railway |
|
3
|
0
| VC |
WCLR
| Waccamaw Coastline |
|
1
|
0
| WCLR |
WPRR
| Willamette and Pacific |
|
0
|
3
| WPRR |
WSOR
| Wisconsin & Southern |
|
5
|
0
| WSOR |
WW
| Winchester & Western |
|
2
|
0
| WW |