| 1 | GIM | Guinee Express Air | Callsign: Guinee Express, | GUI | AVCODES |
| 2 | GIMC | GREATER ILLINOIS MOVING SERVICE LTD | | | SCAC4 |
| 3 | GIMI | GULF INLAND MARINE SERVICES INC | | | SCAC4 |
| 4 | GIML | GLENDA INTERNATIONAL MANAGEMENT LIM | | | SCAC4 |
| 5 | GIMM | GIMME THE CARGO LTD | | | SCAC4 |
| 6 | GIMPO | Gimpo Goldline | | ROK | TRAFFIC |
| 7 | GIMS | GRAEBEL INDIANAPOLIS MOVERS INC | | | SCAC4 |
| 8 | GIMT | GRIMES TRANSPORT CO | | | SCAC4 |
| 9 | GIMV | GRAND ISLAND EXPRESS INC | | | SCAC4 |
| 10 | GIMW | GLOBAL INTERNATIONAL MARINE INC | | | SCAC4 |
| 11 | GIMX | General American Marks Co. | added 1/2003; 7/2005 | | NAKINA |
| 12 | GIMX | GATX Financial Corp. | added 1/2002; eliminated 1/2003 | | NAKINA |
| 13 | GIMX | GATX Capital Corp. | added 1/1998; 7/2000; eliminated 1/2002 | | NAKINA |
| 14 | GIMX | GATX Capital Corp. | added 1/98; 7/2000 | | NRHS |
| 15 | GIMX | GENERAL AMERICAN MARKS COMPANY [GATX CAPITAL CORPORATION} | | | PWRC |
| 16 | GIMX | General American Marks (GATX Corporation) | | | RSRV |
| 17 | GIMX | GENERAL AMERICAN MARKS COMPANY | | | SCAC4 |
| 18 | GIMY | GRIMSLEY, STEVE, TRUCKING COMPANY | | | SCAC1 |
