| 1 | TKO | Tretyakovo Air Transport Company | Callsign: Tretyakovo, | RUS | AVCODES |
| 2 | TKOC | TOKKO COMERCIAL | | | SCAC4 |
| 3 | TKOH | TRAVELOKO LLC | | | SCAC4 |
| 4 | TKOL | T K OIL | | | SCAC4 |
| 5 | TKOM | Deutsche Telekom | | D | TRAFFIC |
| 6 | TKOMC | Transkom Czerwonak | | PL | TRAFFIC |
| 7 | TKOMPS | Transkom s.j. | City: Piekary Śląskie | PL | TRAFFIC |
| 8 | TKON | TRIPLE K TRANSPORT LTD | | | SCAC4 |
| 9 | TKOO | THERMO-KOOL OF ALASKA INC | | | SCAC4 |
| 10 | TKOP | TURN KEY OPERATIONS | | | SCAC4 |
| 11 | TKOR | TRANSPORT POLLOCK ET FILLES | | | SCAC4 |
| 12 | TKOT | TKO TRANSPORTATION INC | | | SCAC4 |
