| 1 | GTKA | GRAHAM, T TRUCKING DBA COMPLETE TRU | | | SCAC4 |
| 2 | GTKB | GUTHRIE TRUCKING/BROKERAGE | | | SCAC4 |
| 3 | GTKC | GRANADA TRUCKING CO INC | | | SCAC4 |
| 4 | GTKD | GARDNER TRUCKING INC (GP NORTHERN C | | | SCAC4 |
| 5 | GTKE | GREAT LAKES TRANSPORTATION INC | | | SCAC4 |
| 6 | GTKG | GAULT TRUCKING | | | SCAC4 |
| 7 | GTKH | GERMAN TANKER SHIPPING GMBH & CO KG | | | SCAC4 |
| 8 | GTKJ | GREENES TRUCKING INC | | | SCAC4 |
| 9 | GTKK | GUERRERO TRUCKING | | | SCAC4 |
| 10 | GTKL | GEMINI TRUCK LINE INC | | | SCAC4 |
| 11 | GTKQ | GASLAND TRUCKING INC | | | SCAC4 |
| 12 | GTKS | GORDONS TRUCKING SERVICES LTD | | | SCAC4 |
| 13 | GTKT | GIEWONT TRUCKING TRANSPORT INC | | | SCAC4 |
| 14 | GTKV | GITKSAN TRUCKING CORP | | | SCAC4 |
| 15 | GTKW | G T I | | | SCAC4 |
| 16 | GTKY | GLEESON TRUCKING INC | | | SCAC4 |
