ACWR
| Aberdeen, Carolina & Western |
|
2
|
0
| ACWR |
CTN
| Canton Railroad Company |
|
3
|
0
| CTN |
CWRY
| Commonwealth Railway Inc. |
|
1
|
0
| CWRY |
HRT
| Hartwell RR |
|
11
|
0
| HRT |
MMID
| Maryland Midland |
|
8
|
0
| MMID |
MMRR
| Mid-Michigan Railroad Incorporated |
|
1
|
0
| MMRR |
NCVA
| North Carolina and Virginia Railroad |
|
1
|
0
| NCVA |
PBR
| Patapsco and Back Rivers Railroad |
|
2
|
0
| PBR |
SAN
| Sandersville |
|
2
|
0
| SAN |
SRC
| Strasburg Railroad |
|
2
|
0
| SRC |
YRC
| York Rail |
|
3
|
0
| YRC |