| Carrier Code | Carrier Name |
| GRCU | GRANDCOLOMBIANA LINE |
| GREU | GRENDI, M A & F I O TRANSPORTI MARITIMI SPA |
| GREV | GREVIA SHIPPING COMPANY LIMITED (CYPRUS) |
| GRFU | GRAAFF GMBH |
| GRIM | GRIMALDI GROUP |
| GRIU | GRIMALDI GROUP |
| GRKS | GARRICK SHIPPING COMPANY |
| GRPU | GRP TRANSPORTI FERROVIARI S A |
| GRSU | GRECOMAR SHIPPING AGENCIES |
| GSAU | GULF & SOUTH AMERICAN STEAMSHIP CO INC |
| GSCQ | GEVOSTAR SHIPPING COMPANY LIMITED |
| GSKA | G SKARAMAGAS SHIPPING COMPANY LTD |
| GSNU | GENERAL STEAM NAVIGATION CO LTD |
| GSSP | GRECIAN STAR SHIPPING COMPANY LIMITED OF LIMASSOL |
| GSSU | GLOBAL SEAFOOD SHIPPING INC |
