| 1 | THK | Turk Hava Kurumu Hava Taksi Isletmesi | Callsign: Hur Kus, | TR | AVCODES |
| 2 | THK | Turk Hava Kurumu Hava Taksi Isletmesi | | | ICAO1 |
| 3 | THK | Turkish Aeronautical Association | Türk Hava Kurumu | TR | TRAFFIC |
| 4 | THKB | THREE (3) STAR TRUCKING | | | SCAC4 |
| 5 | THKH | THOMAS ENTERPRISE TRUCKING LLC | | | SCAC4 |
| 6 | THKI | THOMAS'S TRUCKING | | | SCAC4 |
| 7 | THKL | THRASH TRUCKING | | | SCAC4 |
| 8 | THKM | THREE-T'S (3-T'S) TRUCKING LLC | | | SCAC4 |
| 9 | THKN | T & H TRUCKING | | | SCAC4 |
| 10 | THKO | THEOTOKOS SHIPPING COMPANY | | | SCAC3 |
| 11 | THKQ | THRELKELDS INC | | | SCAC3 |
| 12 | THKR | T & H TRUCKING | | | SCAC4 |
| 13 | THKT | THOMAS TRUCKING | | | SCAC4 |
| 14 | THKU | TANK-CONTAINER PETROCHEMICAL COMPANY LTD | | RUS | BIC |
| 15 | THKV | TRISH TRUCKING INC | | | SCAC4 |
| 16 | THKW | THUNDERSTRUCK TRUCKING INC | | | SCAC4 |
| 17 | THKX | Thompson-Hayward Chemical Co. | 7/1935-10/1966; eliminated 4/1970 | | NAKINA |
| 18 | THKX | Thompson-Hayward Chemical Co. | 4/38-10/66; eliminated 4/70 | | NRHS |
| 19 | THKX | THOMPSON-HAYWARD CHEMICAL CO. | | | PWRC |
| 20 | THKX | THOMPSON-HAYWARD CHEMICAL CO | | | SCAC3 |
