1 | USCX | United States Coal & Coke Co. | 8/1920-7/1932 | | NAKINA |
2 | USCX | United States Tank Car Corp. | added 10/1972; eliminated 1/1975 | | NAKINA |
3 | USCX | William G. Simon, Trustee | added 1/1975; 1/1975; eliminated 7/1975 | | NAKINA |
4 | USCX | William G. Simon | added 7/1975; 1/1980-7/2000; eliminated 7/2003 | | NAKINA |
5 | USCX | United States Tank Car Corp. | added 10/72; eliminated 1/75 | | NRHS |
6 | USCX | William G. Simon, Trustee | added 1/75; 1/75; eliminated 7/75 | | NRHS |
7 | USCX | William G. Simon | added 7/75; 1/80-7/2000 | | NRHS |
8 | USCX | WILLIAM G. SIMON TANK CAR MANAGEMENT [UNITED STATES TANK CAR CORP.; UNITED STATES COAL & COKE CO.] | | | PWRC |
9 | USCX | William G. Simon | | | RSRV |