AOK
| Arkansas-Oklahoma Railroad | 1 |
BVRY
| Brandywine Valley Railroad Company | 1 |
CEFX
| CIT Group/Capital Finance, Inc | 1 |
CR
| Conrail | 3 |
CSMX
| Carol and Andy Muller | 1 |
CWSX
| Cardella Waste Service Of New Jersey | 1 |
DRGW
| Denver & Rio Grande Western | 1 |
ESIX
| Envirosolutions Inc | 2 |
HIRR
| Hainesport Industrial Railroad | 1 |
HKGX
| Haines & Kibblehouse Inc. | 1 |
IWXX
| IWXX | 1 |
MNCW
| Metro-North Commuter Railroad | 1 |
NS
| Norfolk Southern | 6 |
OFOX
| RESIDCO | 1 |
PRR
| Pennsylvania Railroad | 2 |
RBMN
| Reading Blue Mountain & Northern | 8 |
RDG
| Reading Railroad | 2 |
SPAX
| Southeastern Pennsylvania Transportation (SEPTA) | 1 |
UP
| Union Pacific Railroad Company | 1 |