| 1 | TDT | Atlas Helicopters Ltd | Callsign: Trident, | GB | AVCODES |
| 2 | TDT | Atlas Helicopters | | | ICAO1 |
| 3 | TDT | Tri Delta Transit | | USA | TRAFFIC |
| 4 | TDTB | TOUCHDOWN TRUCKING CORP | | | SCAC3 |
| 5 | TDTC | TIDD TRUCKING INC | | | SCAC3 |
| 6 | TDTE | T & D TRANSPORTATION INC | | | SCAC3 |
| 7 | TDTE | T & D TRANSPORTATION INC | | | SCAC4 |
| 8 | TDTF | T & D TRANSFER | | | SCAC3 |
| 9 | TDTH | T AND T INC | | | SCAC3 |
| 10 | TDTI | TRIPLE D TRANSPORTATION INC | | | SCAC3 |
| 11 | TDTI | TRIPLE D TRANSPORTATION INC | | | SCAC4 |
| 12 | TDTL | TRADERS TRANSPORT LTD | | | SCAC3 |
| 13 | TDTN | TEDS TRANSFER | | | SCAC3 |
| 14 | TDTO | TRIAD TRANSPORT INC | | | SCAC3 |
| 15 | TDTO | T D TRANSPORT | | | SCAC4 |
| 16 | TDTP | TRIDENT TRANSPORT INTERNATIONAL INC | | | SCAC4 |
| 17 | TDTQ | TRADERS TRANSPORT | | | SCAC3 |
| 18 | TDTR | T & D TRUCKING INC | | | SCAC3 |
| 19 | TDTR | TRENDA TRANSFER | | | SCAC4 |
| 20 | TDTR | TD Transport (TransDev) | | SK | TRAFFIC |
| 21 | TDTS | TRIAD TRANSPORTATION SYSTEMS | | | SCAC3 |
| 22 | TDTS | THREE (3-D) D TRANSPORTATION LLC | | | SCAC4 |
| 23 | TDTT | TODD, T T CO | | | SCAC3 |
| 24 | TDTT | T D TRANSPORT INC | | | SCAC4 |
| 25 | TDTU | TRITON CONTAINER INTERNATIONAL LTD | | BM | BIC |
| 26 | TDTV | TOURAID TRAVEL | | | SCAC3 |
| 27 | TDTV | TRANSPORT DANIEL POTVIN INC | | | SCAC4 |
| 28 | TDTW | THREE D TRUCKING | | | SCAC3 |
| 29 | TDTW | TRANSPORT DANASO 2000 INC | | | SCAC4 |
