| 1 | GBG | Omega Copters | Callsign: Omega Copters, | GE | AVCODES |
| 2 | GBG | Global Jet Limited | IATA: 7G, Designator 7G* recalled by IATA | UAE | AVCODES |
| 3 | GBG | GullivAir Ltd. | IATA: G2, Callsign: Vagabond, ICAO designator changed from TJJ. | BG | AVCODES |
| 4 | GBGB | GLOBAL TRADING & LOGISTICS INC | | | SCAC4 |
| 5 | GBGC | GLOBAL GOODS CORP | | | SCAC4 |
| 6 | GBGD | GLOBAL AGRICULTURE TRANS-LOADING IN | | | SCAC4 |
| 7 | GBGE | GLOBAL GREETINGS | | | SCAC4 |
| 8 | GBGG | GLOBAL LOGISTICS CONSULTING INC | | | SCAC4 |
| 9 | GBGI | G & B LOGISTICS | | | SCAC4 |
| 10 | GBGL | GIBBONS, G L TRAILER | | | SCAC4 |
| 11 | GBGN | GOLDING BARGE LINE INC | | | SCAC4 |
| 12 | GBGO | GREENE BRO L P GAS & OIL CO | | | SCAC4 |
| 13 | GBGQ | GILL BROTHERS LOGISTICS INC | | | SCAC4 |
| 14 | GBGR | GROUPE BERGER | | | SCAC4 |
| 15 | GBGS | GILBERT, G B SALES LTD | | | SCAC4 |
