| 1 | BUR | Business Air AG | Callsign: Air-Business, | CH | AVCODES |
| 2 | BUR | Burlington Airways | Callsign: Burlington, | USA | AVCODES |
| 3 | BUR | Air Bucharest | | RO | AVCODES |
| 4 | BURA | BELTRAN URETA, ROSARIO ANTONIO | | | SCAC4 |
| 5 | BURB | BURRESS ANGUS | | | SCAC4 |
| 6 | BURE | BULL RUN EXPRESS | | | SCAC3 |
| 7 | BURE | BURTCHETT TRANSPORT INC | | | SCAC4 |
| 8 | BURF | BURGHER, D R, INC | | | SCAC3 |
| 9 | BURG | BURK FREIGHTWAYS INC | | | SCAC3 |
| 10 | BURGAS | Burgasbus | City: Burgas | BG | TRAFFIC |
| 11 | BURH | BURKE, BARNEY, TRANSFER COMPANY, IN | | | SCAC3 |
| 12 | BURI | BURNETT ENTERPRISE | | | SCAC3 |
| 13 | BURJ | BLUE RIBBON INC | | | SCAC4 |
| 14 | BURK | BURKETT MOVING & STORAGE CO, INC | | | SCAC3 |
| 15 | BURL | BURKE, P E MOVING AND STORAGE CORP | | | SCAC3 |
| 16 | BURL | BURKEL, KEITH | | | SCAC4 |
| 17 | BURL | | | USA | TRAFFIC |
| 18 | BURM | BUTLER, RHETT TRUCKING INC | | | SCAC3 |
| 19 | BURN | BURNOPP TRUCKING INC | | | SCAC4 |
| 20 | BURO | BURGANS TRUCKING | | | SCAC3 |
| 21 | BURP | BURGERS TRUCKING LLC | | | SCAC4 |
| 22 | BURQ | BURST INC | | | SCAC4 |
| 23 | BURR | BURNS, ED AND SONS TRUCKING | | | SCAC3 |
| 24 | BURR | BURNS, ED AND SONS TRUCKING INC | | | SCAC4 |
| 25 | BURSIAK | Bursiak Komunikacja – BP Group Poland | | PL | TRAFFIC |
| 26 | BURT | BUR-TRANS INC | | | SCAC4 |
| 27 | BURT | Burlington Transit | | CDN | TRAFFIC |
| 28 | BURU | BAL CONTAINER LINE CO LIMITED | | HK | BIC |
| 29 | BURV | BURKHOLDER, DAVID W | | | SCAC3 |
| 30 | BURW | BURKINS & FOLEY TRUCKING & STORAGE, | | | SCAC3 |
| 31 | BURW | BURLESON CARRIER COMPANY LLC | | | SCAC4 |
| 32 | BURX | Burris Chemical, Inc. | added 1/1972; eliminated 10/1974 | | NAKINA |
| 33 | BURX | Burris Chemical, Inc. | added 1/72; eliminated 10/74 | | NRHS |
| 34 | BURX | bURRIS CHEMICAL, INC. | | | PWRC |
| 35 | BURX | BURLINGTON INDUSTRIES INC | | | SCAC3 |
| 36 | BURY | BURRY TRUCK LINE | | | SCAC3 |
| 37 | BURZ | BURNS TRANSPORT LIMITED | | | SCAC3 |
