| 1 | RYB | Royal Bahrain Airlines B.S.C. (Closed) | Callsign: Royal Bahrain, | BRN | AVCODES |
| 2 | RYB | Royal Bahrain Airlines | | | ICAO1 |
| 3 | RYBC | ROYAL BROTHERS INC | | | SCAC4 |
| 4 | RYBG | RAYBORN TRUCKING | | | SCAC4 |
| 5 | RYBI | RILEYS TRUCKING | | | SCAC4 |
| 6 | RYBK | RYBICKI TRUCKING | | | SCAC4 |
| 7 | RYBN | RAINEY BROTHERS INC | | | SCAC4 |
| 8 | RYBNIK | Transgór Rybnik | | PL | TRAFFIC |
| 9 | RYBP | ROY, B TRANSPORT INC | | | SCAC4 |
| 10 | RYBQ | RAYMOND BROS CARTAGE CO | | | SCAC3 |
| 11 | RYBQ | ROCKY MOUNTAIN LUMBER COMPANY LLC | | | SCAC4 |
| 12 | RYBR | RILEY PETROLEUM PRODUCTS LLC | | | SCAC4 |
