APTX
| Air Products and Chemicals Incorporated | 2 |
BNSF
| BNSF Railway | 1 |
BPRR
| Buffalo and Pittsburgh | 3 |
BSRX
| Branson Scenic | 3 |
CP
| Canadian Pacific Railway | 1 |
CR
| Conrail | 1 |
CSX
| CSX Railroad | 1 |
HMIX
| Henkels and McCoy Inc | 2 |
HTTX
| TTX Company | 2 |
KJR
| Kiski Junction Railroad | 2 |
KRL
| Kasgro Rail Lines | 1 |
LMIC
| Lake Michigan & Indiana Railroad | 1 |
MDRX
| Mdrc I LLC | 4 |
MPA
| Maryland and Pennsylvania Railroad | 3 |
NITX
| NITX | 1 |
NS
| Norfolk Southern | 3 |
OHCR
| Ohio Central | 1 |
RBMN
| Reading Blue Mountain & Northern | 9 |
SOU
| Southern | 2 |
TTXX
| TTX Company | 1 |