| 1 | IFB | Inter Ferry Boat | B-Cargo subsidiary fournded in 2003. | B | TRAFFIC |
| 2 | IFB | INTERFERRYBOATS NV | | BE | VKM |
| 3 | IFBN | IMPERIAL FREIGHT BROKERS INC | | | SCAC4 |
| 4 | IFBX | General Electric Rail Services Corp. | added 1/2000; 7/2000-7/2005 | | NAKINA |
| 5 | IFBX | General Electric Railcar Services Corp. | added 4/1990; 1/1994; eliminated 1/2000 | | NAKINA |
| 6 | IFBX | Indiana Farm Bureau Cooperative Association, Inc. | added 7/1979; 1/1980; eliminated 4/1990 | | NAKINA |
| 7 | IFBX | Indiana Farm Bureau Cooperative Association, Inc. | added 7/79; 1/80; eliminated 4/90 | | NRHS |
| 8 | IFBX | General Electric Railcar Services Corp. | added 4/90; 1/94; eliminated 1/2000 | | NRHS |
| 9 | IFBX | General Electric Rail Services Corp. | added 1/2000; 7/2000 | | NRHS |
| 10 | IFBX | (NATX) G. E. RAIL SERVICES [INDIANA FARM BUREAU C0-0P ASSOC.] | | | PWRC |
| 11 | IFBX | Indiana Farm Bureau Cooperative Association (GE Rail Services Corporation) | | | RSRV |
| 12 | IFBX | GENERAL ELECTRIC RAILCAR SERVICES C | | | SCAC4 |
