| 1 | BOC | Aerobona, S.A. de C.V. | Callsign: Aerobona, | MEX | AVCODES |
| 2 | BOC | Aerobona | | | ICAO1 |
| 3 | BOC | BORTNER BUS COMPANY | | | PWRC |
| 4 | BOC | BORTNER BUS COMPANY | | | SCAC4 |
| 5 | BOCA | BOSTON COACH CORP | | | SCAC3 |
| 6 | BOCB | BELLMAN OIL CO INC | | | SCAC4 |
| 7 | BOCC | BOCCHI, A TRUCKING, INC | | | SCAC3 |
| 8 | BOCD | BOSTON CARRIERS, INC | | | SCAC3 |
| 9 | BOCD | BROCK, T INC | | | SCAC4 |
| 10 | BOCE | BOYCE TRUCKING | | | SCAC3 |
| 11 | BOCF | BOCIMAR SA NV | | | SCAC3 |
| 12 | BOCH | BORCHARDT, ELMER INC | | | SCAC3 |
| 13 | BOCH | BOUCHARD, STEPHANE TRANSPORT | | | SCAC4 |
| 14 | BOCH | Bochum-Gelsenkirchener Straßenbahnen AG | Real: BOGESTRA, City: Bochum | D | TRAFFIC |
| 15 | BOCI | BOSLEY OIL CO INC | | | SCAC4 |
| 16 | BOCJ | BOARD OF COUNTY COMMISSIONERS OF PA | | | SCAC4 |
| 17 | BOCK | BOCK TRANSFER & STORAGE CO | | | SCAC3 |
| 18 | BOCK | BAUMGART OIL COMPANY LLC | | | SCAC4 |
| 19 | BOCL | BORCULO GARAGE INC | | | SCAC3 |
| 20 | BOCL | BONNEAU, CLAUDE TRANSPORT | | | SCAC4 |
| 21 | BOCM | BELGIAN OVERSEAS CHARTERING & SHIP | | | SCAC3 |
| 22 | BOCM | BLUE OCEAN MARINE | | | SCAC4 |
| 23 | BOCN | BOCKS TRANSPORTATION INC | | | SCAC3 |
| 24 | BOCN | BOCIMAR INTERNATIONAL NV | | | SCAC4 |
| 25 | BOCO | BOTHEN CORP | | | SCAC3 |
| 26 | BOCO | BOC OIL CO INC | | | SCAC4 |
| 27 | BOCP | BECK OIL COMPANY INC | | | SCAC3 |
| 28 | BOCQ | BAILEY OIL CO INC | | | SCAC3 |
| 29 | BOCT | The Baltimore and Ohio Chicago Terminal R.R. Co. | 1/1975-7/2005 | | NAKINA |
| 30 | BOCT | The Baltimore and Ohio Chicago Terminal R.R. Co. | 1/75-7/2000 | | NRHS |
| 31 | BOCT | BALTIMORE & OHIO CHICAGO TERMINAL RAILROAD | | | PWRC |
| 32 | BOCT | Baltimore and Ohio Chicago Terminal Railroad (CSX Transportation) | | | RSRV |
| 33 | BOCT | BALTIMORE AND OHIO CHICAGO TERMINAL | | | SCAC3 |
| 34 | BOCU | LINDE GAS & EQUIPMENT INC | | USA | BIC |
| 35 | BOCU | Linde LLC | | | RSRV |
| 36 | BOCU | BOC GROUP INC, THE | | | SCAC4 |
| 37 | BOCV | BONCASTER CO. S.A | | | SCAC3 |
| 38 | BOCW | BOUIE CONSTRUCTION INC | | | SCAC3 |
| 39 | BOCW | BARIBAULT OIL CO INC | | | SCAC4 |
| 40 | BOCX | BOC Gases | added 1/2000; 7/2000-7/2005 | | NAKINA |
| 41 | BOCX | BOC Gases | added 1/2000; 7/2000 | | NRHS |
| 42 | BOCX | BOC GASES | | | PWRC |
| 43 | BOCX | BOC Gases | | | RSRV |
| 44 | BOCX | TRANS GLOBAL SOLUTIONS INC | | | SCAC4 |
| 45 | BOCY | Boat Co. | added 5/1983; eliminated 1/1988 | | NAKINA |
| 46 | BOCY | Boat Co. | added 5/83; eliminated 1/88 | | NRHS |
| 47 | BOCY | BOAT COMPANY | | | PWRC |
| 48 | BOCY | Boat Company | | | RSRV |
| 49 | BOCY | BROWN OIL COMPANY | | | SCAC4 |
| 50 | BOCZ | BALLARD OIL COMPANY | | | PWRC |
