| 1 | MFCX | First Union Rail | added 10/1996; 7/2000-7/2005 | | NAKINA |
| 2 | MFCX | USL Capital Rail Services | added 4/1994; eliminated 10/1996 | | NAKINA |
| 3 | MFCX | U.S. Rail Services, Inc. | added 4/1993; 1/1994; eliminated 4/1994 | | NAKINA |
| 4 | MFCX | Chrysler Rail Transportation Corp. | eliminated 4/1993 | | NAKINA |
| 5 | MFCX | Farmers Coop Grain and Supply Co. | added 7/1980; eliminated 4/1989 | | NAKINA |
| 6 | MFCX | Marfax Steel and Railway Equipment Co. | added 10/1967; 4/1970; eliminated 7/1970 | | NAKINA |
| 7 | MFCX | Marfax Steel and Railway Equipment Co. | added 10/67; 4/70; eliminated 7/70 | | NRHS |
| 8 | MFCX | Farmers Coop Grain and Supply Co. | added 7/80; eliminated 4/89 | | NRHS |
| 9 | MFCX | Chrysler Rail Transportation Corp. | eliminated 4/93 | | NRHS |
| 10 | MFCX | U.S. Rail Services, Inc. | added 4/93; 1/94; eliminated 4/94 | | NRHS |
| 11 | MFCX | USL Capital Rail Services | added 4/94; eliminated 10/96 | | NRHS |
| 12 | MFCX | First Union Rail | added 10/96; 7/2000 | | NRHS |
| 13 | MFCX | *MARFAX STEEL & RAILWAY EQUIPMENT CO. | | | PWRC |
| 14 | MFCX | *(RUSX) USL CAPITAL RAIL SERVICES [FARMERS CO-OP GRAIN & SUPPLY] | | | PWRC |
| 15 | MFCX | +FIRST UNION RAIL {USL CAPITAL RAIL SERVICES; U.S. RAIL SERVICES, INC.; CHRYSLER RAIL TRANSPORTATION CORP.] | | | PWRC |
| 16 | MFCX | Farmers Coop Grain and Supply (First Union Rail) | | | RSRV |