| 1 | BCOA | BUS CHARTER OF AMERICA | | | SCAC3 |
| 2 | BCOB | BOCO TRANSPORT, INC | | | SCAC3 |
| 3 | BCOB | BOCO INC | | | SCAC4 |
| 4 | BCOC | BEDFORD COUNTY OIL CO INC | | | SCAC4 |
| 5 | BCOD | BALTIC COMMODORE SHIPPING LIMITED | | | SCAC4 |
| 6 | BCOE | BARRY COUNTY EXPRESS | | | SCAC3 |
| 7 | BCOE | BARRY COUNTY EXPRESS | | | SCAC4 |
| 8 | BCOF | BIG CZECH OIL FUEL & RE-TIRE-MENT C | | | SCAC4 |
| 9 | BCOG | BCO LEASING (DIV OF BARRIS CO) | | | SCAC3 |
| 10 | BCOG | BC LOGISTICS LLC | | | SCAC4 |
| 11 | BCOI | BERRY, CARL OIL COMPANY | | | SCAC3 |
| 12 | BCOJ | BHREAC CORPORATION | | | SCAC4 |
| 13 | BCOK | BLAIR&COOK TRANSPORTATION | | | SCAC3 |
| 14 | BCOK | BULLOCK, BILL | | | SCAC4 |
| 15 | BCOL | Canadian National Railways | added 7/2005; 7/2005 | | NAKINA |
| 16 | BCOL | British Columbia Ry. Co. | 1/1975-1/1980; eliminated 10/1984 | | NAKINA |
| 17 | BCOL | BC Rail Ltd. | added 10/1984; 1/1994-7/2000; eliminated 7/2005 | | NAKINA |
| 18 | BCOL | British Columbia Ry. Co. | 1/75-1/80; eliminated 10/84 | | NRHS |
| 19 | BCOL | BC Rail Ltd. | added 10/84; 1/94-7/2000 | | NRHS |
| 20 | BCOL | CANADIAN NATIONAL RAILWAYS [BC RAIL LTD.] | | | PWRC |
| 21 | BCOL | British Columbia Railway (Canadian National Railway) | | | RSRV |
| 22 | BCOL | B C RAIL | | | SCAC3 |
| 23 | BCOL | B C RAIL | | | SCAC4 |
| 24 | BCOL | British Columbia Railway (BC Rail) | | CDN | TRAFFIC |
| 25 | BCOM | BAUCOM TRUCK SERVICE | | | SCAC3 |
| 26 | BCON | BRYANT & COMPANY TRUCKING INC | | | SCAC3 |
| 27 | BCOO | BELL CARTAGE COMPANY | | | SCAC3 |
| 28 | BCOQ | B C CARTAGE COMPANY | | | SCAC3 |
| 29 | BCOQ | BRIGHTSTAR CORPORATION | | | SCAC4 |
| 30 | BCOR | BLUE CORINTH MARINE CO LTD | | | SCAC3 |
| 31 | BCOS | BAIMBRIDGE CONTAINER SERVICE, INC | | | SCAC3 |
| 32 | BCOT | BRADLEY-COLLIER TRUCKING CO INC | | | SCAC3 |
| 33 | BCOT | BRONCO TRANSPORT INC | | | SCAC4 |
| 34 | BCOU | N.V. COBO CONSTRUCTION | | SME | BIC |
| 35 | BCOV | BANC ONE TRAVEL | | | SCAC3 |
| 36 | BCOW | BOCCOS | | | SCAC4 |
| 37 | BCOX | Baker Castor Oil Co. | 4/1970-1/1980 | | NAKINA |
| 38 | BCOX | Baker Castor Oil Co. (General American Transportation Corp.) | 10/1966 | | NAKINA |
| 39 | BCOX | Baker Castor Oil Co. | 4/1938-7/1965 | | NAKINA |
| 40 | BCOX | Baker Castor Oil Co. (General American Transportation Corp.) | 7/1930-7/1937 | | NAKINA |
| 41 | BCOX | Baker Castor Oil Co. (General American Transportation Corp.) | Apr-38 | | NRHS |
| 42 | BCOX | Baker Castor Oil Co. | 1/52-7/65 | | NRHS |
| 43 | BCOX | Baker Castor Oil Co. (General American Transportation Corp.) | Oct-66 | | NRHS |
| 44 | BCOX | Baker Castor Oil Co. | 4/70-1/80 | | NRHS |
| 45 | BCOX | RETIRED 03-04-91 FET (1062) [(GATX) BAKER CASTOR OIL CO.] | | | PWRC |
| 46 | BCOX | BAKER CASTOR OIL CO | | | SCAC3 |
| 47 | BCOY | BALLS CREEK OIL CO INC | | | SCAC4 |