1 | PTRA | Port Terminal R.R. Association | 7/2000-7/2005 | | NAKINA |
2 | PTRA | Port Terminal R.R. Association | Jul-00 | | NRHS |
3 | PTRA | PORT TERMINAL RAILROAD ASSOCIATION | | | PWRC |
4 | PTRA | Port Terminal Railroad Association | | | RSRV |
5 | PTRA | PORT TERMINAL RAILROAD ASSOCIATION | | | SCAC3 |