| 1 | TKX | Tropical International Airways Ltd. | Callsign: Tropexpress, | SKN | AVCODES |
| 2 | TKX | Tropical International Airways Ltd. | IATA: PQ, Callsign: Tropexpress, Designator PQ recalled by IATA | SKN | AVCODES |
| 3 | TKX | Tropical International Airways | | | ICAO1 |
| 4 | TKX | Thomas Keery Co., Inc. | 8/1920-7/1935 | | NAKINA |
| 5 | TKX | Thomas Kerry Co., Inc. | 7/1937-1/1945 | | NAKINA |
| 6 | TKX | Thomas Keery Co., Inc. | Apr-38 | | NRHS |
| 7 | TKX | THOMAS KERRY CO., INC. | | | PWRC |
| 8 | TKXA | TANK TRUCK TRANSPORT USA INC | | | SCAC4 |
| 9 | TKXC | TRUCKERS EXCHANGE INC | | | SCAC4 |
| 10 | TKXG | TKX LOGISTICS | | | SCAC4 |
| 11 | TKXL | TKX LOGISTICS | | | SCAC4 |
| 12 | TKXN | TREK TRANS INC | | | SCAC4 |
| 13 | TKXP | TERRY, KENNETH EXPRESS | | | SCAC4 |
| 14 | TKXR | TRUCK EXPRESS INC | | | SCAC4 |
| 15 | TKXS | TRUCKING EXPRESS LLC | | | SCAC4 |
| 16 | TKXU | TANKLEX PTE LTD | | | SCAC4 |
| 17 | TKXV | TLD LOGISTIC SERVICES INC | | | SCAC4 |
