| 1 | GAO | Golden Air Flyg AB | IATA: DC, Callsign: Golden, Name changed to Braathens Regional AB. ICAO desigantor changed from GJZ | S | AVCODES |
| 2 | GAO | Golden Air | IATA: DC | | ICAO1 |
| 3 | GAO | Golden Air | | S | TRAFFIC |
| 4 | GAOC | GAS AND OIL TUBULAR TRANSPORT CORP | | | SCAC4 |
| 5 | GAOG | GANONG TRUCKING INC | | | SCAC4 |
| 6 | GAOK | GAIO TRUCKING INC | | | SCAC4 |
| 7 | GAOT | GALASSO TRUCKING SERVICE, INC | | | SCAC1 |
| 8 | GAOU | SEACUBE CONTAINERS LLC | | USA | BIC |
| 9 | GAOU | SEVEN (7) E CONTINENT | | | SCAC4 |
| 10 | GAOX | General American Transportation Corp. | added 4/1958; 4/1961-1/1980; eliminated 10/1992 | | NAKINA |
| 11 | GAOX | General American Transportation Corp. | 4/61-1/80; eliminated 10/92 | | NRHS |
| 12 | GAOX | (GATX) RETIRED 08-19-92 ATP (1220) [CHEMETRON CORP. - LESSEE] | | | PWRC |
| 13 | GAOX | GATX Corporation | | | RSRV |
