| 1 | TFH | Thai Flying Helicopter Service Co., Ltd. | Callsign: Thai Helicopter, | T | AVCODES |
| 2 | TFH | Thai Flying Helicopter Service | | | ICAO1 |
| 3 | TFHE | TRANSFLETHER | | | SCAC4 |
| 4 | TFHG | T F HAULAGE | | | SCAC3 |
| 5 | TFHI | T R FREIGHT HAULING INC | | | SCAC3 |
| 6 | TFHI | TURCOTTE FAST FREIGHT SERVICES | | | SCAC4 |
| 7 | TFHL | T F HAULAGE | | | SCAC3 |
| 8 | TFHL | TRAICHEFF, GEORGE L | | | SCAC4 |
| 9 | TFHO | TWENTY FOUR HOUR AIRPORT | | | SCAC3 |
| 10 | TFHP | TWENTY FOUR (24) HR TRANSPORTATION | | | SCAC4 |
| 11 | TFHS | TWENTY FOUR/SEVEN (24/7) HOTSHOTS I | | | SCAC4 |
| 12 | TFHU | DHL FLEET SUPPORT ENGINEER | | GB | BIC |
| 13 | TFHU | TANKFREIGHT, LTD | | | SCAC3 |
| 14 | TFHU | TANKFREIGHT LTD | | | SCAC4 |
