| 1 | TGO | Transport Canada | | | ICAO1 |
| 2 | TGOB | TRANSCO GLOBAL LOGISTICS INC | | | SCAC4 |
| 3 | TGOC | TENNESSEE TRANSPORT COMPANY | | | SCAC4 |
| 4 | TGOE | TOTE & GO EXPRESS INC | | | SCAC4 |
| 5 | TGOF | TRANSCARGO LLC | | | SCAC4 |
| 6 | TGOG | TRANSPORTES GOGA | | | SCAC4 |
| 7 | TGOI | TWENTY GRAND OFFSHORE INC. | | | SCAC3 |
| 8 | TGOI | TRIANGLE OIL INC | | | SCAC4 |
| 9 | TGOJ | Trafikaktiebolaget Grängesberg - Oxelösunds Järnv. | 1931 - | S | svenska-lok.se |
| 10 | TGOJ | Trafik Grängesberg-Oxelösund Järnvägar | | S | TRAFFIC |
| 11 | TGOJ | TGOJ Trafik AB | | SE | VKM |
| 12 | TGOK | TANGUERO TRUCKING | | | SCAC4 |
| 13 | TGOL | TANGO ONE (1) TRANSPORTATION | | | SCAC4 |
| 14 | TGON | TANGOS TRANSPORTATION | | | SCAC4 |
| 15 | TGOO | TRANSPORTES GOOSE | | | SCAC4 |
| 16 | TGOP | TOGO EXPRESS SHIPPING AND TRANSPORT | | | SCAC4 |
| 17 | TGOQ | TOP LOGISTICS INC | | | SCAC4 |
| 18 | TGOR | TRANSPORTES GOR S A DE C V | | | SCAC4 |
| 19 | TGOT | TOM-GO TRANSPORTATION INC | | | SCAC3 |
| 20 | TGOT | TRANSPORTES GOR | | | SCAC4 |
| 21 | TGOU | TANKGO WORLDWIDE DMCC | | UAE | BIC |
| 22 | TGOX | Transgo | added 4/1965; eliminated 7/1965 | | NAKINA |
| 23 | TGOX | Transgo, Inc. | added 7/1965; 7/1965-10/1966; eliminated 4/1969 | | NAKINA |
| 24 | TGOX | Railease Corp. | added 4/1969; eliminated 1/1970 | | NAKINA |
| 25 | TGOX | Rail-U.S. Leasing, Inc. | added 1/1970; 4/1970-1/1975; eliminated 4/1978 | | NAKINA |
| 26 | TGOX | U.S. Rail Services, Inc. | added 4/1978; 1/1980-1/1994; eliminated 4/1994 | | NAKINA |
| 27 | TGOX | USL Capital Rail Services | added 4/1994; eliminated 10/1996 | | NAKINA |
| 28 | TGOX | First Union Rail | added 10/1996; 7/2000-7/2005 | | NAKINA |
| 29 | TGOX | Transgo | added 4/65; eliminated 7/65 | | NRHS |
| 30 | TGOX | Transgo, Inc. | added 7/65; 7/65-10/66; eliminated 4/69 | | NRHS |
| 31 | TGOX | Railease Corp. | added 4/69; eliminated 1/70 | | NRHS |
| 32 | TGOX | Rail-U.S. Leasing, Inc. | added 1/70; 4/70-1/75; eliminated 4/78 | | NRHS |
| 33 | TGOX | U.S. Rail Services, Inc. | added 4/78; 1/80-1/94; eliminated 4/94 | | NRHS |
| 34 | TGOX | USL Capital Rail Services | added 4/94; eliminated 10/96 | | NRHS |
| 35 | TGOX | First Union Rail | added 10/96; 7/2000 | | NRHS |
| 36 | TGOX | FIRST UNION RAIL [(RUSX) US RAIL SERVICES, INC.; RAILEASE CORP.; TRANSGO, INC.] | | | PWRC |
| 37 | TGOX | US Rail Services | | | RSRV |
| 38 | TGOX | TRANSGO INC | | | SCAC3 |