| 1 | NIMX | Naparano/Railroad Division | added 10/1981; eliminated 4/1984 | | NAKINA |
| 2 | NIMX | Naparano Iron and Metal Co. | added 1/1978; 1/1980; eliminated 10/1981 | | NAKINA |
| 3 | NIMX | Naparano Iron and Metal Co. | added 1/78; 1/80; eliminated 10/81 | | NRHS |
| 4 | NIMX | Naparano/Railroad Division | added 10/81; eliminated 4/84 | | NRHS |
| 5 | NIMX | NAPORANO IRON & METAL, RAILROAD DIV. | | | PWRC |
| 6 | NIMX | Naporano | | | RSRV |
| 7 | NIMX | Naparano Iron and Metal Co. | | USA | TRAFFIC |
