| 1 | THD | 611897 Alberta Ltd. | Callsign: Donut, | CDN | AVCODES |
| 2 | THD | Thai Smile Airways Company Limited | IATA: WE, Callsign: Thai Smile, IATA Prefix: 909, Founded in May 2011. Commenced operations on 07 July 2012. | T | AVCODES |
| 3 | THD | 611897 Alberta Limited | | | ICAO1 |
| 4 | THDA | THIRD AFRAMAX TANKER CORP. | | | SCAC3 |
| 5 | THDA | THIRD AFRAMAX TANKER CORP. | | | SCAC4 |
| 6 | THDB | THIND BROTHERS LLC | | | SCAC4 |
| 7 | THDD | TRANSPORTES H D C | | | SCAC4 |
| 8 | THDE | THOMPSON TRUCK LINE | | | SCAC3 |
| 9 | THDH | THERMO DISTRIBUTION INC | | | SCAC3 |
| 10 | THDI | THREE D TRANSPORTATION CORP | | | SCAC3 |
| 11 | THDI | TRANSTAR HOLDINGS | | | SCAC4 |
| 12 | THDJ | THOMPSON, RICH TRUCKING INC | | | SCAC4 |
| 13 | THDL | THUNDER TRANSPORT TRUCK LEASING SER | | | SCAC3 |
| 14 | THDM | THOMAS, DAN MOVING COMPANY | | | SCAC3 |
| 15 | THDN | THOMPSON, DAN TILDEN | | | SCAC3 |
| 16 | THDO | THOMPSONS MOTOR EXPRESS INC | | | SCAC3 |
| 17 | THDO | THUNDER ROAD MOTOR FREIGHT | | | SCAC4 |
| 18 | THDP | THREE-D (3-D) TRANSPORTATION | | | SCAC3 |
| 19 | THDP | THIRD PARTY LOGISTICS INC | | | SCAC4 |
| 20 | THDQ | THOMPSON DELIVERY SERVICE | | | SCAC3 |
| 21 | THDQ | THOMAS, HOWARD E INC | | | SCAC4 |
| 22 | THDR | THREESTREETS DRAYAGE | | | SCAC3 |
| 23 | THDR | THERMOMAX INDUSTRIES LTD | | | SCAC4 |
| 24 | THDT | THREDE, DON TRUCKING COMPANY | | | SCAC3 |
| 25 | THDT | TRY HARD TRUCKING INC | | | SCAC4 |
| 26 | THDV | THEATRICAL MEDIA SERVICES INC | | | SCAC4 |
| 27 | THDY | THOMASON, DARYL TRUCKING INC | | | SCAC3 |
