| 1 | GFS | Gulfstream Airlines, Inc. | Callsign: Gulfstar, | USA | AVCODES |
| 2 | GFS | Gulfstream Airlines | | | ICAO1 |
| 3 | GFSC | GOLDFIELD STAGE COMPANY | | | SCAC4 |
| 4 | GFSD | G F S | | | SCAC4 |
| 5 | GFSF | GENEVA FREIGHT SYSTEMS INC | | | SCAC4 |
| 6 | GFSG | GLOBAL FREIGHT SERVICE INC | | | SCAC4 |
| 7 | GFSI | GOLDSTAR FREIGHT SERVICES INC | | | SCAC4 |
| 8 | GFSJ | GFS EXPRESS INC | | | SCAC4 |
| 9 | GFSK | GREEN FLEET SYSTEMS LLC | | | SCAC4 |
| 10 | GFSL | GENESIS FORWARDING SERVICES | | | SCAC1 |
| 11 | GFSL | GENESIS FORWARDING SERVICES LTD | | | SCAC4 |
| 12 | GFSM | GULF STATES INTERMODAL INC | | | SCAC4 |
| 13 | GFSO | GULF STATE LOGISTICS CO | | | SCAC4 |
| 14 | GFSP | GOOD FAITH SHIPPING COMPANY S A | | | SCAC4 |
| 15 | GFSQ | GENERAL FREIGHT SERVICES INC | | | SCAC4 |
| 16 | GFSR | GALAXY FREIGHT SERVICE LTD | | | SCAC4 |
| 17 | GFSS | GIFFIN SHEET METALS LIMITED | | | SCAC4 |
| 18 | GFST | GLOBAL FREIGHT SOLUTIONS INC | | | SCAC4 |
| 19 | GFSV | GATE FUEL SERVICE INC | | | SCAC4 |
| 20 | GFSW | GATEWAY FREIGHT SOLUTIONS INC | | | SCAC4 |
| 21 | GFSX | General American Marks Co. | added 1/2003; 7/2005 | | NAKINA |
| 22 | GFSX | GATX Financial Corp. | added 1/2002; eliminated 1/2003 | | NAKINA |
| 23 | GFSX | GATX Capital Corp. | added 10/1990; 1/1994-7/2000; eliminated 1/2002 | | NAKINA |
| 24 | GFSX | GATX Leasing Corp. | added 10/1989; eliminated 10/1990 | | NAKINA |
| 25 | GFSX | GATX Leasing Corp. | added 10/89; eliminated 10/90 | | NRHS |
| 26 | GFSX | GATX Capital Corp. | added 10/90; 1/94-7/2000 | | NRHS |
| 27 | GFSX | GENERAL AMERICAN MARKS COMPANY [GATX CAPITAL CORPORATION] | | | PWRC |
| 28 | GFSX | General American Marks (GATX Corporation) | | | RSRV |
| 29 | GFSX | GENERAL AMERICAN MARKS COMPANY | | | SCAC4 |
| 30 | GFSY | GENERAL FUEL SUPPLY LLC | | | SCAC4 |
| 31 | GFSZ | GENERAL FREIGHT SERVICES INC | | | SCAC4 |