| 1 | BIO | Bio Air Company | Callsign: Bio-Air, Founded in 1997. Ceased operations during 2002. | BIH | AVCODES |
| 2 | BIO | Bioflight A/S | Callsign: Bioflight, | DK | AVCODES |
| 3 | BIOA | BURKES OUTSOURCING AND RETURNS LLC | | | SCAC4 |
| 4 | BIOB | BIOBEST CANADA LTD | | | SCAC4 |
| 5 | BIOE | BILLOTTE INC | | | SCAC3 |
| 6 | BIOG | BIG O TRUCKING LLC | | | SCAC4 |
| 7 | BIOI | BIO INDUSTRIES INC | | | SCAC3 |
| 8 | BIOI | BROEDEL OIL COMPANY LLC | | | SCAC4 |
| 9 | BIOL | BISON LEASING INC | | | SCAC3 |
| 10 | BIOM | BIO-MED-HU, INC | | | SCAC3 |
| 11 | BION | BLUE IONIAN SHIPOWNERS LTD | | | SCAC3 |
| 12 | BIOO | BRISTOL OIL COMPANY | | | SCAC4 |
| 13 | BIOP | BIO TRANSPORT OPERATIONS | | | SCAC3 |
| 14 | BIOR | BIL-LOR TRUCKING COMPANY | | | SCAC3 |
| 15 | BIOS | BISON TRANSPORT | | | SCAC3 |
| 16 | BIOS | BISON TRANSPORT | | | SCAC4 |
