| 1 | GBB | Global Aviation Operations (PTY) Ltd | IATA: QG, Designator QG recalled by IATA | ZA | AVCODES |
| 2 | GBB | Global Aviation Operations (Pty) Ltd | IATA: GE, Callsign: Globe, Designator QG recalled by IATA | ZA | AVCODES |
| 3 | GBB | Global Aviation Operations | | | ICAO1 |
| 4 | GBBC | GOLDEN BRAND BOTTLING CO INC | | | SCAC4 |
| 5 | GBBD | GLOBAL BEST BEAUTY TRADING LTD | | | SCAC4 |
| 6 | GBBG | GLOBAL BRILLIANT LOGISTICS CORP | | | SCAC4 |
| 7 | GBBJ | Grängesbergsbanornas Järnvägsmuseum | | SE | VKM |
| 8 | GBBL | GRIBBLE TRANSPORT INC | | | SCAC4 |
| 9 | GBBM | GRAEBEL NEW ENGLAND MOVERS INC | | | SCAC4 |
| 10 | GBBO | GIBBONS, JOHN PONTIAC BUICK GMC LTD | | | SCAC4 |
| 11 | GBBQ | G B T | | | SCAC4 |
| 12 | GBBR | GRUBB TRUCKING | | | SCAC4 |
| 13 | GBBY | GALIB ENTERPRISES LTD | | | SCAC4 |
