| 1 | BCI | Airx Limited t/a Blue Islands | IATA: AX, Callsign: Blue Island, Name changed from Airx Limited t/a Lecocqs.com and then from Airx Limited t/a Rockhopper. IATA desigantor changed to SI. ICAO designator changed from XAX | GBJ | AVCODES |
| 2 | BCI | Airx Limited t/a Blue Islands | IATA: SI, Callsign: Blue Island, Name changed from Airx Limited t/a Lecocqs.com and then from Airx Limited t/a Rockhopper. IATA designator changed from AX*. ICAO designator changed from XAX | GBJ | AVCODES |
| 3 | BCI | Blue Islands Limited | IATA: SI, Callsign: Blue Island, Name changed from Airx Limited t/a Lecocqs.com and then from Airx Limited t/a Rockhopper. IATA designator changed from AX*. ICAO designator changed from XAX | GBJ | AVCODES |
| 4 | BCI | Blue Islands | | | ICAO1 |
| 5 | BCI | B & C TRANSPORTATION INC | | | SCAC4 |
| 6 | BCIA | BARCIA, MARK A TRUCKING COMPANY | | | SCAC3 |
| 7 | BCIB | BULK CONNECTION INC | | | SCAC3 |
| 8 | BCIB | BULK CONNECTION INC | | | SCAC4 |
| 9 | BCIC | BANKAIR COURIER INC | | | SCAC3 |
| 10 | BCIC | BATISTA CARGO INC | | | SCAC4 |
| 11 | BCID | BENICIA INDUSTRIES INC | | | SCAC3 |
| 12 | BCID | BECKMAN COULTER INC | | | SCAC4 |
| 13 | BCIE | BLUE CHIP EXPRESS | | | SCAC3 |
| 14 | BCIE | BEEF CORP INC | | | SCAC4 |
| 15 | BCIF | BROWN COACH INC | | | SCAC3 |
| 16 | BCIF | BROWN COACH INC | | | SCAC4 |
| 17 | BCIG | BCI TRUCKING CO | | | SCAC3 |
| 18 | BCII | BHATTI CARRIERS INC | | | SCAC4 |
| 19 | BCIJ | BMS CAT INC | | | SCAC4 |
| 20 | BCIK | BETTERMADE CABINETS INC | | | SCAC4 |
| 21 | BCIN | BELCO INC | | | SCAC3 |
| 22 | BCIO | BCI TRANSPORTATION INC | | | SCAC3 |
| 23 | BCIO | BOB CARRIER INC | | | SCAC4 |
| 24 | BCIP | BANK CARTAGE INC | | | SCAC3 |
| 25 | BCIQ | BACA COUNTY EXPRESS INC | | | SCAC3 |
| 26 | BCIQ | BORDER CONNECT INC | | | SCAC4 |
| 27 | BCIS | BEACH CITY SERVICES | | | SCAC3 |
| 28 | BCIS | BEACH CITY SERVICES | | | SCAC4 |
| 29 | BCIT | Canadian National Railways | added 7/2005; 7/2005 | | NAKINA |
| 30 | BCIT | BC Rail Ltd. | added 10/1984; 1/1994-7/2000; eliminated 7/2005 | | NAKINA |
| 31 | BCIT | British Columbia Ry. Co. | 1/1975-1/1980; eliminated 10/1984 | | NAKINA |
| 32 | BCIT | British Columbia Ry. Co. | 1/75-1/80; eliminated 10/84 | | NRHS |
| 33 | BCIT | BC Rail Ltd. | added 10/84; 1/94-7/2000 | | NRHS |
| 34 | BCIT | CANADIAN NATIONAL RAILWAYS [BC RAIL, LTD.] | | | PWRC |
| 35 | BCIT | BC RAIL LTD. | | | PWRC |
| 36 | BCIT | British Columbia Railway (Canadian National Railway) | | | RSRV |
| 37 | BCIU | AL BAHA COMPANY FOR CAUSTIC-CHLORINE INDUSTRY | | JOR | BIC |
| 38 | BCIU | BAY CITIES LEASING COMPANY | | | PWRC |
| 39 | BCIU | Bay Cities Leasing | | | RSRV |
| 40 | BCIV | BUTLER & CO INC | | | SCAC3 |
| 41 | BCIV | BUTLER & COMPANY INC | | | SCAC4 |
| 42 | BCIW | BK CHARTER INC | | | SCAC4 |
| 43 | BCIX | Blue Circle Inc. | added 4/1987; 1/1994-7/2005 | | NAKINA |
| 44 | BCIX | Blue Circle Inc. | added 4/87; 1/94-7/2000 | | NRHS |
| 45 | BCIX | BLUE CIRCLE, INC. | | | PWRC |
| 46 | BCIX | BLUE CIRCLE INC. | | | PWRC |
| 47 | BCIX | Blue Circle | | | RSRV |
| 48 | BCIX | BLUE CIRCLE, INC. | | | SCAC4 |
| 49 | BCIY | BIOCEAN CANADA INC | | | SCAC4 |
