| 1 | FRCX | Continental Tank Car Corp. | added 7/1981; eliminated 4/1987; 1/1994 (not listed) | | NAKINA |
| 2 | FRCX | Federal Rail Car Corp. | added 10/1976; 1/1980; eliminated 7/1981 | | NAKINA |
| 3 | FRCX | Falling Rock Cannel Coal Co. | 8/1920-1/1941 | | NAKINA |
| 4 | FRCX | Falling Rock Cannel Coal Co. | Apr-38 | | NRHS |
| 5 | FRCX | Federal Rail Car Corp. | 1/80; eliminated 7/81 | | NRHS |
| 6 | FRCX | Continental Tank Car Corp. | added 7/81; eliminated 4/87; 1/94 | | NRHS |
| 7 | FRCX | *FALLING ROCK CANNEL COAL CO. | | | PWRC |
| 8 | FRCX | *CONTINENTAL TANK CAR CORP. [FEDERAL RAIL CAR CORP.] | | | PWRC |
