| 1 | GMB | Beriev Aviation Scientific Technical Complex, Joint Stock Company | Callsign: Beriev-Air, | RUS | AVCODES |
| 2 | GMB | GM Buses | City: Manchester | GB | TRAFFIC |
| 3 | GMB | Flytoget AS | | NO | VKM |
| 4 | GMBB | GONZALEZ, MARIA | | | SCAC4 |
| 5 | GMBD | G & M TRUCKING LLC | | | SCAC4 |
| 6 | GMBE | GAMBLER EXPRESS INC | | | SCAC4 |
| 7 | GMBH | GMB HEAVY INDUSTRIES INC | | | SCAC4 |
| 8 | GMBL | G & M FARMS | | | SCAC4 |
| 9 | GMBL | Gardena Municipal Bus Lines | | US-CA | TRAFFIC |
| 10 | GMBM | GLOBAL MARINE SHIPPING SA | | | SCAC4 |
| 11 | GMBN | GM Buses North | City: Manchester | GB | TRAFFIC |
| 12 | GMBQ | GOLD MEDAL TRUCKING INC | | | SCAC4 |
| 13 | GMBS | Greater Manchester Buses South Ltd. | | GB | TRAFFIC |
| 14 | GMBT | GK INTERMODAL INC | | | SCAC4 |
