ACWR
| Aberdeen, Carolina & Western |
|
22
|
4
| ACWR |
AKMD
| Arkansas Midland Railroad Company |
|
1
|
0
| AKMD |
APA
| Apache Railway Company |
|
57
|
0
| APA |
AR
| Aberdeen and Rockfish |
|
5
|
0
| AR |
ATW
| Atlantic and Western |
|
7
|
0
| ATW |
AWW
| Algiers Winslow and Western Railway |
|
3
|
0
| AWW |
AZCR
| Arizona Central Railroad |
|
6
|
0
| AZCR |
AZER
| Arizona Eastern Railway Company |
|
69
|
0
| AZER |
BJRY
| Burlington Junction Railway |
|
1
|
0
| BJRY |
BPRR
| Buffalo and Pittsburgh |
|
1
|
0
| BPRR |
CALA
| Carolina Southern |
|
45
|
0
| CALA |
CBRW
| Columbia Basin Railroad |
|
0
|
1
| CBRW |
CBRY
| Copper Basin Railway |
|
63
|
0
| CBRY |
CIRR
| Chattahoochee Industrial Railroad |
|
8
|
0
| CIRR |
CKRY
| Central Kansas Railway Incorporated |
|
2
|
0
| CKRY |
CPDR
| Carolina Piedmont |
|
2
|
0
| CPDR |
CSP
| Camas Prairie RailNet Incorporated |
|
1
|
0
| CSP |
CW
| Colorado and Wyoming |
|
2
|
0
| CW |
DAIR
| D and I Railroad Company |
|
12
|
0
| DAIR |
DL
| Delaware-Lackawanna Railroad Company |
|
94
|
0
| DL |
DRIR
| Denver Rock Island Railroad |
|
1
|
0
| DRIR |
FCEN
| Florida Central |
|
272
|
10
| FCEN |
FMID
| Florida Midland Railroad Company Incorpo |
|
5
|
0
| FMID |
FWCR
| Florida West Coast Railroad Incorporated |
|
17
|
0
| FWCR |
GC
| Georgia Central |
|
9
|
0
| GC |
GCRY
| Grand Canyon Railway |
|
4
|
0
| GCRY |
GFRR
| Georgia and Florida Railnet |
|
11
|
0
| GFRR |
GMR
| Georgia Midland |
|
4
|
0
| GMR |
GNRR
| Georgia Northeastern |
|
11
|
0
| GNRR |
GRWR
| Great Walton |
|
3
|
0
| GRWR |
GSWR
| Georgia Southwestern |
|
59
|
0
| GSWR |
GWR
| Great Western Railway Company |
|
5
|
0
| GWR |
HB
| Hampton and Branchville |
|
5
|
0
| HB |
HOG
| Heart of Georgia |
|
1
|
0
| HOG |
HRT
| Hartwell RR |
|
1
|
0
| HRT |
IORY
| Indiana & Ohio |
|
2
|
0
| IORY |
LC
| Lancaster & Chester |
|
18
|
0
| LC |
LRS
| Laurinburg and Southern |
|
2
|
0
| LRS |
LS
| Luzerne And Susquehanna |
|
3
|
0
| LS |
ME
| Morristown & Erie Railroad |
|
0
|
1
| ME |
MHWA
| Mohawk Adirondack and Northern Railroad |
|
1
|
0
| MHWA |
NBSR
| New Brunswick Southern Railway Company L |
|
9
|
0
| NBSR |
NERR
| Nashville and Eastern |
|
8
|
0
| NERR |
NHVR
| New Hope Valley Railroad |
|
1
|
0
| NHVR |
NYGL
| New York and Greenwood Lake Railroad |
|
1
|
0
| NYGL |
OHCR
| Ohio Central |
|
4
|
0
| OHCR |
PBVR
| Port Bienville Railroad |
|
4
|
0
| PBVR |
PCC
| Palouse River and Coulee City |
|
1
|
0
| PCC |
PDRR
| Pee Dee River RR |
|
4
|
0
| PDRR |
PWRY
| Peoria & Western Railway |
|
36
|
0
| PWRY |
QGRY
| Quebec Gatineau Railway Incorporated |
|
1
|
0
| QGRY |
RARW
| Rarus Railway Company |
|
7
|
0
| RARW |
RRRR
| Rock and Rail Incorporated |
|
2
|
0
| RRRR |
SB
| South Buffalo RR |
|
1
|
0
| SB |
SBVR
| South Branch Valley Rail Road |
|
9
|
0
| SBVR |
SCFE
| South Central Florida Express Incorporated |
|
6
|
0
| SCFE |
SCRF
| South Carolina Central |
|
8
|
0
| SCRF |
SGLR
| Seminole Gulf |
|
95
|
0
| SGLR |
SL
| Salt Lake Southern RR |
|
1
|
0
| SL |
SLRG
| San Luis and Rio Grande Railroad |
|
20
|
0
| SLRG |
SM
| St. Marys Railroad |
|
2
|
0
| SM |
SQVR
| Sequatchie Valley Railroad |
|
1
|
0
| SQVR |
SRNJ
| Southern Railroad Company of New Jersey |
|
13
|
0
| SRNJ |
SWKR
| San Pedro and Southwestern Railway Compa |
|
9
|
0
| SWKR |
TNER
| Texas Northeastern Division Mid-Michigan |
|
4
|
0
| TNER |
TNMR
| Texas and New Mexico |
|
6
|
0
| TNMR |
VR
| Valdosta Railway |
|
2
|
0
| VR |
WCLR
| Waccamaw Coastline |
|
2
|
0
| WCLR |
WGCR
| Wiregrass Central Railroad. Incorporated |
|
1
|
0
| WGCR |
WRIX
| Western Rail Inc |
|
1
|
0
| WRIX |
WSOR
| Wisconsin & Southern |
|
16
|
0
| WSOR |
YRC
| York Rail |
|
7
|
0
| YRC |