| 1 | GLO | GOL Transportes Aeros Ltda. | IATA: G9, Callsign: Gol Transporte, IATA designator changed to G3 | BR | AVCODES |
| 2 | GLO | GOL Linhas Aereas Inteligentes | IATA: G3, Callsign: Gol Transporte, IATA Prefix: 127, Merged into VRG Linhas Aereas S.A. w.e.f. 19 February 2009. IATA designator changed from G9* | BR | AVCODES |
| 3 | GLO | Gol Transportes AA~©reos | IATA: G3 | | ICAO1 |
| 4 | GLOA | GADSDEN LOGISTICS LLC | | | SCAC4 |
| 5 | GLOBE | Globe Limo SA | City: Vernier | CH | TRAFFIC |
| 6 | GLOC | GLOUCESTER DISPATCH INC | | | SCAC4 |
| 7 | GLOE | GLOBAL PAPER | | | SCAC4 |
| 8 | GLOG | GLOBETROTTER LOGISTICS INC | | | SCAC4 |
| 9 | GLOG | Komunikacja Miejska Spółka z.o.o. w Głogowie | | PL | TRAFFIC |
| 10 | GLOI | GILLOTA INC | | | SCAC4 |
| 11 | GLOO | GEMCAP LOGISTICS | | | SCAC4 |
| 12 | GLOQ | GOLDBERG, LORI | | | SCAC4 |
| 13 | GLOU | GLOBAL OCEAN LINK LITHUANIA UAB | | LT | BIC |
| 14 | GLOW | GLOTRANS INTERNATIONAL INC | | | SCAC4 |
| 15 | GLOX | P.J. Glover | 1/1943-1/1946 | | NAKINA |
| 16 | GLOX | Great Lakes Oil Refining Co., Ltd. | 8/1920 | | NAKINA |
| 17 | GLOX | *GREAT LAKES OIL REFINING CO., LTD. | | | PWRC |
| 18 | GLOX | *P.J. GLOVER | | | PWRC |
| 19 | GLOX | +GOODLOE LEASING | | | PWRC |
| 20 | GLOX | GOODLOE LEASING | | | SCAC4 |
