| 1 | KTK | Katekavia-limited company | IATA: ZF, Callsign: Katekavia, Founded in May 1995. Name changed to Azur Air | RUS | AVCODES |
| 2 | KTK | AZUR air Limited Liability Company | IATA: ZF, Callsign: Azur Air, Founded in May 1995 as Katekavia. ICAO designator changed to AZV w.e.f. 29 March 2020. Name changed from Katekavia-limited company | RUS | AVCODES |
| 3 | KTK | Katekavia | | | ICAO1 |
| 4 | KTKA | KOTKA INTERNATIONAL | | | SCAC3 |
| 5 | KTKB | KTKB Gintarinis Vairas | City: Klaipeda | LT | TRAFFIC |
| 6 | KTKC | KING TRUCKING CO | | | SCAC3 |
| 7 | KTKC | KERR TRUCKING LLC | | | SCAC4 |
| 8 | KTKE | KOTTKE TRUCKING INC | | | SCAC3 |
| 9 | KTKG | K & T TRUCKING | | | SCAC3 |
| 10 | KTKG | KOOIKER, DAVID TRUCKING | | | SCAC4 |
| 11 | KTKI | K TRUCKING | | | SCAC3 |
| 12 | KTKJ | K THREE (K3) TRANSPORTATION COMPANY | | | SCAC4 |
| 13 | KTKL | K TRUCK LINES, INC | | | SCAC3 |
| 14 | KTKM | KENMAR TRUCKING AND EXPRESS COMPANY | | | SCAC4 |
| 15 | KTKN | KERANS TRUCKING | | | SCAC3 |
| 16 | KTKP | K TWO (K2) EXPRESS INC | | | SCAC4 |
| 17 | KTKQ | KOHLBRECHER TRUCK SERVICE | | | SCAC3 |
| 18 | KTKQ | KRAMER TRUCKING INC | | | SCAC4 |
| 19 | KTKR | KENNEY TRANSPORT (KOREA) LTD. | | | SCAC3 |
| 20 | KTKS | KLEIN TRUCK SERVICE | | | SCAC3 |
| 21 | KTKS | KIRSCHHOFFER TRUCK SERVICE INC | | | SCAC4 |
| 22 | KTKT | KTK TRUCKING | | | SCAC3 |
| 23 | KTKU | LLC KTK TRAIDING (INN 7805711190) | | RUS | BIC |
| 24 | KTKY | KING TRUCKING COMPANY INC | | | SCAC3 |
