1 | NOKL | Northwestern Oklahoma R.R. Co. | 1/1975; added 1/1980; 1/1980-7/2005 | | NAKINA |
2 | NOKL | Northwestern Oklahoma R.R. Co. | 1/75; added 1/80; 1/80-7/2000 | | NRHS |
3 | NOKL | NORTHWESTERN OKLAHOMA RAILROAD CO. | | | PWRC |
4 | NOKL | Northwestern Oklahoma Railroad | | | RSRV |
5 | NOKL | NORTHWESTERN OKLAHOMA RAILROAD COMP | | | SCAC3 |
6 | NOKL | NORTHWESTERN OKLAHOMA RAILROAD COMP | | | SCAC4 |
7 | NOKL | Northwestern Oklahoma | | USA | TRAFFIC |