| 1 | GHM | Aero Service Bolivia | | BOL | AVCODES |
| 2 | GHMC | GRAHAM SERVICES | | | SCAC4 |
| 3 | GHME | GRAHAM ENTERPRISES | | | SCAC4 |
| 4 | GHMG | GRAHAM TRUCKING | | | SCAC4 |
| 5 | GHML | GRAHAM, GARY TRANSPORT LTD | | | SCAC4 |
| 6 | GHMO | GRAEBEL HOUSTON MOVERS INC | | | SCAC4 |
| 7 | GHMP | GRAND HALE MARINE PRODUCTS CO LTD | | | SCAC4 |
| 8 | GHMU | GUANGDONG HYUNDAI CONTAINER CO.,LTD. | | PRC | BIC |
| 9 | GHMV | GRAHAM, V & SONS TRUCKING | | | SCAC4 |
| 10 | GHMX | North American Car Corp. | added 7/1968; 4/1970-1/1975; eliminated 4/1976 | | NAKINA |
| 11 | GHMX | North American Car Corp. | added 7/68; 4/70-1/75; eliminated 4/76 | | NRHS |
| 12 | GHMX | NORTH AMERICAN CAR CORP. | | | PWRC |
