AGR
| Alabama and Gulf Coast |
|
0
|
2
| AGR |
AM
| Arkansas & Missouri |
|
2
|
2
| AM |
AN
| Apalachicola Northern |
|
0
|
1
| AN |
AOK
| Arkansas-Oklahoma Railroad |
|
0
|
16
| AOK |
ATW
| Atlantic and Western |
|
0
|
5
| ATW |
BR
| Buffalo and Pittsburgh |
|
0
|
4
| BR |
BRAN
| Brandon Rail |
|
0
|
5
| BRAN |
BS
| Birmingham Southern RR |
|
0
|
1
| BS |
CHTT
| Chicago Heights Terminal Transfer |
|
0
|
28
| CHTT |
CIRR
| Chattahoochee Industrial Railroad |
|
0
|
1
| CIRR |
CLC
| Columbia and Cowlitz Railway Company |
|
0
|
10
| CLC |
CORP
| Central Oregon & Pacific |
|
0
|
1
| CORP |
CRLE
| Coe Rail Incorporated |
|
0
|
24
| CRLE |
CSS
| Chicago South Shore And South Bend |
|
0
|
7
| CSS |
CW
| Colorado and Wyoming |
|
0
|
5
| CW |
EEC
| East Erie Commercial Railroad |
|
0
|
13
| EEC |
EIRR
| Eastern Idaho Railroad Incorporated |
|
4
|
0
| EIRR |
ELS
| Escanaba and Lake Superior Railroad Comp |
|
0
|
1
| ELS |
GNWR
| Genesee and Wyoming Railroad Company |
|
0
|
2
| GNWR |
GVSR
| Galveston Railroad L.P. |
|
0
|
32
| GVSR |
HESR
| Huron and Eastern |
|
0
|
1
| HESR |
HLSC
| Hampton Railway Incorporated |
|
0
|
1
| HLSC |
HS
| H and S Railroad Company |
|
0
|
6
| HS |
IATR
| Iowa Traction Railroad Company |
|
0
|
1
| IATR |
IBT
| International Bridge and Terminal Company |
|
0
|
7
| IBT |
KYLE
| Kyle Railroad |
|
0
|
2
| KYLE |
LNAC
| Chattahoochee Bay Railroad, LLC |
|
0
|
1
| LNAC |
LRWN
| Little Rock & Western |
|
0
|
3
| LRWN |
LSRC
| Lake State Railway Company |
|
0
|
1
| LSRC |
LT
| Lake Terminal Railroad Company |
|
0
|
3
| LT |
LW
| Louisville and Wadley Railway Company |
|
0
|
5
| LW |
MDW
| Minnesota Dakota and Western Railway Com |
|
0
|
5
| MDW |
MNRR
| Modoc Northern Railroad Company |
|
1
|
0
| MNRR |
MR
| McCloud Railway Company |
|
0
|
3
| MR |
MSDR
| Knoxville & Holston River Railroad |
|
0
|
1
| MSDR |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc |
|
0
|
1
| NKCR |
NOKL
| Northwestern Oklahoma |
|
0
|
24
| NOKL |
PGR
| Progressive Rail, Inc |
|
0
|
2
| PGR |
RARW
| Rarus Railway Company |
|
1
|
0
| RARW |
RJCM
| R.J. Corman Railroad Company/ Memphis Li |
|
0
|
1
| RJCM |
SERA
| Sierra Northern Railway |
|
0
|
2
| SERA |
SLC
| San Luis Central Railroad Company |
|
0
|
3
| SLC |
SLGG
| Progress Rail Services Corporation |
|
0
|
3
| SLGG |
SRN
| Sabine River & Northern |
|
0
|
5
| SRN |
SRY
| Southern Railway of British Columbia Lim |
|
0
|
1
| SRY |
STE
| Stockton Terminal and Eastern RR |
|
0
|
3
| STE |
TKEN
| Tennken Railroad Company Incorporated |
|
0
|
7
| TKEN |
TM
| Texas-Mexican |
|
0
|
2
| TM |
TMT
| Trailer Marine Transport Corporation |
|
0
|
1
| TMT |
TOE
| Texas Oklahoma and Eastern RR Company |
|
0
|
2
| TOE |
TR
| Tomahawk Railway L.P. |
|
0
|
11
| TR |
TSE
| Texas South-Eastern Railroad Company |
|
0
|
1
| TSE |
UCRY
| Utah Central |
|
10
|
0
| UCRY |
VCY
| Galveston Railroad, L.P. |
|
0
|
8
| VCY |
VR
| Valdosta Railway |
|
0
|
1
| VR |
WCOR
| Wellsboro and Corning Railroad Company |
|
0
|
1
| WCOR |
WCRC
| Washington Central |
|
0
|
11
| WCRC |
WCTR
| WCTU Company White City Terminal Railway |
|
0
|
1
| WCTR |
WGR
| Willamette Valley Railway Company |
|
0
|
1
| WGR |
WW
| Winchester & Western |
|
0
|
3
| WW |
YB
| Youngstown Belt Railroad Company |
|
0
|
1
| YB |