ACWR
| Aberdeen, Carolina & Western |
|
9
|
1
| ACWR |
AGR
| Alabama and Gulf Coast |
|
8
|
0
| AGR |
ALM
| Arkansas Louisiana and Mississippi Railr |
|
3
|
0
| ALM |
AR
| Aberdeen and Rockfish |
|
1
|
2
| AR |
ATN
| Alabama & Tennessee River Railway Llc |
|
3
|
0
| ATN |
ATW
| Atlantic and Western |
|
0
|
3
| ATW |
BAYL
| Bay Line, LLC |
|
41
|
0
| BAYL |
BB
| Buckingham Branch |
|
4
|
0
| BB |
BDRV
| Belvidere & Delaware Railroad |
|
1
|
0
| BDRV |
CAGY
| Columbus & Greenville Railway |
|
29
|
0
| CAGY |
CALA
| Carolina Southern |
|
15
|
0
| CALA |
CHAT
| Chattahoochee & Gulf |
|
4
|
0
| CHAT |
CLNA
| Carolina Coastal Railway Incorporated |
|
2
|
0
| CLNA |
CTR
| Clinton Terminal Railroad Company |
|
2
|
2
| CTR |
DSRR
| Delta Southern RR |
|
11
|
0
| DSRR |
FCEN
| Florida Central |
|
9
|
3
| FCEN |
FWWR
| Fort Worth and Western |
|
2
|
0
| FWWR |
GC
| Georgia Central |
|
15
|
0
| GC |
GFRR
| Georgia and Florida Railnet |
|
1
|
0
| GFRR |
GNRR
| Georgia Northeastern |
|
9
|
0
| GNRR |
GRLW
| Greenville & Western Railway Company, LLC |
|
3
|
2
| GRLW |
GRWR
| Great Walton |
|
3
|
0
| GRWR |
GRYR
| Grenada Railway |
|
4
|
0
| GRYR |
GSWR
| Georgia Southwestern |
|
1
|
0
| GSWR |
GTRA
| Golden Triangle Railroad |
|
1
|
0
| GTRA |
HB
| Hampton and Branchville |
|
1
|
0
| HB |
HRT
| Hartwell RR |
|
2
|
0
| HRT |
ILW
| Illinois Western Railroad |
|
1
|
0
| ILW |
KXHR
| Knoxville & Holston River RR |
|
1
|
0
| KXHR |
LC
| Lancaster & Chester |
|
3
|
0
| LC |
MB
| Meridian & Bigbee |
|
100
|
1
| MB |
MDS
| Meridian Southern Railway, LLC |
|
11
|
0
| MDS |
ME
| Morristown & Erie Railroad |
|
2
|
0
| ME |
MMID
| Maryland Midland |
|
4
|
0
| MMID |
MNBR
| M and B Railroad LLC |
|
1
|
0
| MNBR |
MSDR
| Knoxville & Holston River Railroad |
|
1
|
0
| MSDR |
MSE
| Mississippi Export Railroad Company |
|
2
|
0
| MSE |
NAUG
| Naugatuck Railroad Company |
|
2
|
0
| NAUG |
NCRC
| Nebraska Central |
|
0
|
1
| NCRC |
NERR
| Nashville and Eastern |
|
2
|
0
| NERR |
NHVT
| New Hampshire and Vermont Railroad Company |
|
0
|
1
| NHVT |
NOGC
| New Orleans & Gulf Coast |
|
10
|
0
| NOGC |
NOLR
| New Orleans Lower Coast Railroad Incorpo |
|
5
|
0
| NOLR |
NSL
| St. Lawrence and Raquette River Railroad |
|
1
|
0
| NSL |
NWP
| Northwestern Pacific Railroad Company |
|
2
|
0
| NWP |
OHCR
| Ohio Central |
|
6
|
0
| OHCR |
PICK
| Pickens Railway |
|
10
|
0
| PICK |
RJCC
| R.J. Corman Railroad/Kentucky Lines |
|
6
|
0
| RJCC |
RJCR
| RJ Corman |
|
4
|
0
| RJCR |
SCRF
| South Carolina Central |
|
3
|
0
| SCRF |
SCTR
| South Central Tennessee |
|
1
|
0
| SCTR |
SERA
| Sierra Northern Railway |
|
5
|
4
| SERA |
SLAL
| South Plains Lamesa |
|
1
|
0
| SLAL |
SLRG
| San Luis and Rio Grande Railroad |
|
33
|
10
| SLRG |
SMNR
| Southern Manitoba Railway Incorporated |
|
2
|
0
| SMNR |
SMW
| St Marys Railway West LLC |
|
0
|
3
| SMW |
TASD
| Terminal Alabama State Docks |
|
1
|
0
| TASD |
TNHR
| Three Notch Railroad |
|
3
|
0
| TNHR |
TVRM
| Tennessee Valley |
|
10
|
0
| TVRM |
TVRR
| Tulare Valley Railroad Company |
|
1
|
0
| TVRR |
WGCR
| Wiregrass Central Railroad. Incorporated |
|
1
|
0
| WGCR |
WTNN
| West Tennessee |
|
6
|
0
| WTNN |
YVRR
| Yadkin Valley |
|
2
|
0
| YVRR |