ACWR
| Aberdeen, Carolina & Western |
|
8
|
1
| ACWR |
AGR
| Alabama and Gulf Coast |
|
6
|
40
| AGR |
ALM
| Arkansas Louisiana and Mississippi Railr |
|
0
|
1
| ALM |
ALY
| Allegheny and Eastern Railroad Incorpora |
|
0
|
1
| ALY |
AM
| Arkansas & Missouri |
|
7
|
0
| AM |
AOK
| Arkansas-Oklahoma Railroad |
|
0
|
8
| AOK |
AR
| Aberdeen and Rockfish |
|
1
|
0
| AR |
ATW
| Atlantic and Western |
|
0
|
35
| ATW |
AZER
| Arizona Eastern Railway Company |
|
0
|
1
| AZER |
BB
| Buckingham Branch |
|
3
|
2
| BB |
BML
| Belfast & Mooshead Lake |
|
4
|
1
| BML |
BPRR
| Buffalo and Pittsburgh |
|
2
|
0
| BPRR |
BVRY
| Brandywine Valley Railroad Company |
|
0
|
17
| BVRY |
CAGY
| Columbus & Greenville Railway |
|
0
|
45
| CAGY |
CAMY
| CAMP CHASE RAILWAY COMPANY, LLC |
|
0
|
1
| CAMY |
CBRY
| Copper Basin Railway |
|
0
|
1
| CBRY |
CFWR
| Caney Fork and Western Railroad |
|
0
|
2
| CFWR |
CHTT
| Chicago Heights Terminal Transfer |
|
0
|
3
| CHTT |
CIC
| Cedar Rapids & Iowa City |
|
0
|
11
| CIC |
CMQ
| CENTRAL MAINE & QUEBEC RAILWAY |
|
0
|
4
| CMQ |
COER
| Crab Orchard & Egyptian |
|
0
|
20
| COER |
CRLE
| Coe Rail Incorporated |
|
0
|
8
| CRLE |
CTN
| Canton Railroad Company |
|
1
|
0
| CTN |
CUOH
| Columbus and Ohio River Railroad Company |
|
0
|
1
| CUOH |
DAIR
| D and I Railroad Company |
|
6
|
0
| DAIR |
DL
| Delaware-Lackawanna Railroad Company |
|
14
|
1
| DL |
DLWR
| Depew Lancaster and Western Railroad Com |
|
1
|
0
| DLWR |
DMM
| Dansville and Mount Morris Railroad Comp |
|
0
|
4
| DMM |
DRI
| Davenport Rock Island and North Western |
|
0
|
1
| DRI |
DSRC
| Dakota Southern Railway Company |
|
0
|
1
| DSRC |
EEC
| East Erie Commercial Railroad |
|
0
|
8
| EEC |
FSRR
| FerroSur |
|
0
|
16
| FSRR |
GCK
| Georges Creek Railway |
|
3
|
0
| GCK |
GCRY
| Grand Canyon Railway |
|
4
|
0
| GCRY |
GNRR
| Georgia Northeastern |
|
0
|
2
| GNRR |
GNWR
| Genesee and Wyoming Railroad Company |
|
1
|
10
| GNWR |
GR
| Grand Rapids Eastern Railroad Incorporated |
|
0
|
1
| GR |
HCRY
| Huron Central Railway |
|
0
|
8
| HCRY |
HMCR
| Huntsville and Madison County Railroad Authority |
|
3
|
0
| HMCR |
HN
| Hutchinson and Northern Railway Company |
|
0
|
3
| HN |
HS
| H and S Railroad Company |
|
0
|
18
| HS |
IANR
| Iowa Northern Ry |
|
0
|
1
| IANR |
IATR
| Iowa Traction Railroad Company |
|
0
|
1
| IATR |
IBT
| International Bridge and Terminal Company |
|
0
|
3
| IBT |
IW
| Illinois Western |
|
0
|
1
| IW |
KBSR
| Kankakee Beaverville and Southern Railroad Company |
|
0
|
10
| KBSR |
KXHR
| Knoxville & Holston River RR |
|
0
|
3
| KXHR |
LBR
| Lowville and Beaver River Railroad Compa |
|
0
|
32
| LBR |
LDRR
| Louisiana and Delta Railroad Incorporated |
|
2
|
0
| LDRR |
LRS
| Laurinburg and Southern |
|
0
|
88
| LRS |
LRWN
| Little Rock & Western |
|
0
|
6
| LRWN |
LS
| Luzerne And Susquehanna |
|
3
|
0
| LS |
LT
| Lake Terminal Railroad Company |
|
0
|
1
| LT |
LVAL
| Lackawanna Valley Railroad Corporation |
|
5
|
0
| LVAL |
LVRC
| Lamoille Valley |
|
13
|
2
| LVRC |
LVRR
| Lycoming Valley |
|
0
|
83
| LVRR |
LW
| Louisville and Wadley Railway Company |
|
0
|
2
| LW |
MAA
| Magma Arizona Railroad Company |
|
1
|
1
| MAA |
MDW
| Minnesota Dakota and Western Railway Com |
|
0
|
6
| MDW |
MPA
| Maryland and Pennsylvania Railroad |
|
0
|
1
| MPA |
MQT
| Marquette Rail |
|
0
|
7
| MQT |
MSDR
| Knoxville & Holston River Railroad |
|
0
|
1
| MSDR |
MWRR
| Montana Western Railway Company Incorporated |
|
1
|
0
| MWRR |
NCRC
| Nebraska Central |
|
1
|
0
| NCRC |
NHN
| New Hampshire Northcoast Corporation |
|
1
|
0
| NHN |
NHVT
| New Hampshire and Vermont Railroad Company |
|
6
|
0
| NHVT |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc |
|
0
|
3
| NKCR |
NOKL
| Northwestern Oklahoma |
|
0
|
7
| NOKL |
NPBL
| Norfolk and Portsmouth Belt Line |
|
1
|
0
| NPBL |
NSHR
| North Shore |
|
1
|
0
| NSHR |
NYA
| New York and Atlantic Railroad |
|
1
|
0
| NYA |
OAR
| Old Augusta Railroad |
|
0
|
3
| OAR |
RARW
| Rarus Railway Company |
|
1
|
0
| RARW |
RJCM
| R.J. Corman Railroad Company/ Memphis Li |
|
0
|
1
| RJCM |
SGLR
| Seminole Gulf |
|
0
|
4
| SGLR |
SH
| Steelton and Highspire Railroad Company |
|
0
|
3
| SH |
SMW
| St Marys Railway West LLC |
|
0
|
8
| SMW |
SNC
| Saratoga & North Creek Railway |
|
0
|
28
| SNC |
SRC
| Strasburg Railroad |
|
0
|
1
| SRC |
SRN
| Sabine River & Northern |
|
0
|
5
| SRN |
STRT
| Stewartstown Railroad Company |
|
1
|
0
| STRT |
SW
| Southwestern Railroad Company |
|
5
|
0
| SW |
TCWR
| Twin Cities and Western |
|
0
|
2
| TCWR |
TOE
| Texas Oklahoma and Eastern RR Company |
|
0
|
4
| TOE |
TR
| Tomahawk Railway L.P. |
|
0
|
9
| TR |
UCRY
| Utah Central |
|
0
|
2
| UCRY |
UMP
| Upper Merion and Plymouth Railroad |
|
0
|
3
| UMP |
WRWK
| Providence & Worchester Railroad |
|
0
|
17
| WRWK |
WTRM
| Warren and Trumbull Railroad Company |
|
0
|
1
| WTRM |
WW
| Winchester & Western |
|
5
|
0
| WW |
YARR
| Youngstown and Austintown Railroad |
|
0
|
1
| YARR |
YKR
| York Rail |
|
0
|
2
| YKR |
YRC
| York Rail |
|
4
|
0
| YRC |
YVRR
| Yadkin Valley |
|
0
|
2
| YVRR |