| 1 | BCF | B.A.C.H. Flugbetriebs GmbH | IATA: B4, Callsign: Bach, Designator B4 recalled by IATA | A | AVCODES |
| 2 | BCF | B.A.C.H. Flugbetriebs GmbH | Callsign: Bach, Designator B4 recalled by IATA | A | AVCODES |
| 3 | BCF | BACH Flugbetriebsges | IATA: B4 | | ICAO1 |
| 4 | BCFA | BECKER FARMS INC | | | SCAC4 |
| 5 | BCFC | BARBARY COAST FUEL CORP | | | SCAC4 |
| 6 | BCFD | BASF CORPORATION FIBERS DIVISION | | | SCAC3 |
| 7 | BCFF | BOSTON CONTAINER SERVICES INC | | | SCAC4 |
| 8 | BCFG | BROOKVILLE CARRIERS FLATBED GP INC | | | SCAC4 |
| 9 | BCFH | BASEBALL CARD EXCHANGE INC | | | SCAC4 |
| 10 | BCFI | BISHOP, CLIFF FUEL INC | | | SCAC3 |
| 11 | BCFJ | BELTRAN CAMACHO, FRANCISCO JAVIER | | | SCAC4 |
| 12 | BCFK | BLUE COLLAR FUEL AND TRUCKING | | | SCAC4 |
| 13 | BCFL | BEE CEE FREIGHT LINES, INC | | | SCAC3 |
| 14 | BCFL | BARICKMAN COLONY FARMS LTD | | | SCAC4 |
| 15 | BCFM | BARCLAY FURNITURE INC | | | SCAC3 |
| 16 | BCFM | BLUE COLLAR FUEL INC | | | SCAC4 |
| 17 | BCFP | BATTLE CREEK FARMERS COOPERATIVE | | | SCAC4 |
| 18 | BCFQ | BC FISHING TRANSPORT LLC | | | SCAC4 |
| 19 | BCFR | B C FLORAL GREENS LTD | | | SCAC4 |
| 20 | BCFS | B & C FREIGHT SYSTEMS INC | | | SCAC3 |
| 21 | BCFS | BRIE CONTAINER FREIGHT STATION | | | SCAC4 |
| 22 | BCFT | BANCROFT BAG INC | | | SCAC3 |
| 23 | BCFU | BRIAN CUNNINGHAM TRANSPORT LTD | | | SCAC4 |
| 24 | BCFW | B C FORWARDING CO LTD | | | SCAC3 |
| 25 | BCFX | North American Car Corp. | added 1/1974; 1/1975-1/1980; eliminated 1/1984 | | NAKINA |
| 26 | BCFX | General Electric Railcar Services Corp. | added 1/1984; eliminated 7/1993; 1/1994 (not listed) | | NAKINA |
| 27 | BCFX | North American Car Corp. | added 1/74; 1/75-1/80 | | NRHS |
| 28 | BCFX | General Electric Railcar Services Corp. | eliminated 7/93; 1/94 | | NRHS |
| 29 | BCFX | (NATX) GENERAL ELECTRIC RAILCAR SERVICES CORPORATION [NORTH AMERICAN CAR CORP.] | | | PWRC |
| 30 | BCFX | GE Railcar Services Corporation | | | RSRV |
