| 1 | VK | Virgin Express (Ireland) Ltd. | ICAO: VEI, Callsign: GreenIsle, | IRL | AVCODES |
| 2 | VK | Airbus Industrie | ICAO: AIB, Callsign: Victor Kilo, Designator VK recalled by IATA. ICAO callsign changed to Airbus Industrie | F | AVCODES |
| 3 | VK | Val Air, Inc. | Founded on 09 December 2003. Ceased operationon s 24 February 2004. | CDN | AVCODES |
| 4 | VK | Virgin Nigeria Airways | ICAO: VGN, IATA Prefix: 786, Commenced operations on 28 June 2005. Name changed to Nigerian Eagle Airlines w.e.f. 17 September 2009. | WAN | AVCODES |
| 5 | VK | Air Nigeria Development Ltd t/a Air Nigeria | ICAO: ANP, Callsign: Nico Fliers, IATA Prefix: 786, Ceased operations on 10 September 2012. Formerly Virgin Nigeria Airways VK/VGN and Nigerian Eagle Airlines | WAN | AVCODES |
| 6 | VK | Air Vallee S.p.A. | ICAO: RVL, Callsign: Air Vallee, Suspeded operations in June 2016. IATA designator changed from DO. IATA accounting code 965 recalled | I | AVCODES |
| 7 | VK | Nigerian Eagle Airlines | ICAO: ANP, IATA Prefix: 786, Air Nigeria Development Ltd t/a Air Nigeria. Name changed from Virgin Nigeria Airways VK/VGN. | WAN | AVCODES |
| 8 | VK | Anisec Luftfahrt GmbH t/a Vueling Austria | ICAO: FOO, Callsign: Austrojet, Name changed to Anisec Luftfahrt GmbH t/a LEVEL Europe. | A | AVCODES |
| 9 | VK | Anisec Luftfahrt GmbH t/a LEVEL Europe | ICAO: FOO, Callsign: Austrojet, Ceased operation on 18 June 2020. Name changed from Anisec Luftfahrt GmbH t/a Vueling Austria. | A | AVCODES |
| 10 | VK | Fly for Value Aviation Limited d/b/a ValueJet | ICAO: FVJ, Callsign: Valujet, | WAN | AVCODES |
| 11 | VK | Völker Bauunternehmen GmbH | | DE | VKM |
| 12 | VKA | Intercom Ltd. | Callsign: Viktorka, | CZ | AVCODES |
| 13 | VKA | Vulkan Air, LLC | Callsign: Vulkan Air, | UA | AVCODES |
| 14 | VKAI | VKST TRADE INC | | | SCAC4 |
| 15 | VKBT | VANEK BROS. TRUCKING CO | | | SCAC1 |
| 16 | VKBT | VOGELSBERG TRUCKING | | | SCAC4 |
| 17 | VKCC | VECKRIDGE CHEMICAL COMPANY INC | | | SCAC4 |
| 18 | VKCT | VIRDI TRUCKING COMPANY | | | SCAC4 |
| 19 | VKDI | VICKERS DISTRIBUTION & TRANSFER INC | | | SCAC4 |
| 20 | VKDM | V K DELIVERY & MOVING CO | | | SCAC4 |
| 21 | VKEL | VI-KELL ENTERPRISES | | | SCAC4 |
| 22 | VKEN | VANDERZWAAG, KEN | | | SCAC4 |
| 23 | VKEP | VOLWERK TRANSPORT INC | | | SCAC4 |
| 24 | VKFO | VIKING FUEL OIL CO INC | | | SCAC4 |
| 25 | VKG | Premiair A/S | IATA: DK, Callsign: Viking, IATA Prefix: 630, Name changed to MyTravel Airways A/S w.e.f. 01 May 2002. | DK | AVCODES |
| 26 | VKG | Scanair | IATA: DK, Callsign: Sunjet, Founded in 1961. Merged with Conair of Scandinavia to from Premiair A/S 0n 01 January 1994. | DK | AVCODES |
| 27 | VKG | MyTravel Airways A/S | IATA: DK, Callsign: Viking, IATA Prefix: 630, Name changed to Thomas Cook Airlines Scandinavia A/S. Name changed from Premiair A/S on 01 May 2002. | DK | AVCODES |
| 28 | VKG | Thomas Cook Airlines Scandinavia A/S | IATA: DK, Callsign: Viking, IATA Prefix: 630, Name changed to SunClass Airlines A/S w.e.f 30 October 2019. Name changed from MyTravel Airways A/S. Name changed from Premiair A/S 01 May 2002. | DK | AVCODES |
| 29 | VKG | SunClass Airlines ApS | IATA: DK, Callsign: Viking, IATA Prefix: 630, Name changed from Thomas Cook Airlines Scandinavia A/S w.e.f. 30 October 2019 and previously from MyTravel Airways A/S. Name changed from Premiair A/S 01 May 2002. | DK | AVCODES |
| 30 | VKG | Mytravel Airways | | | ICAO1 |
| 31 | VKH | Viking Hellas Airlines S.A. | IATA: VQ, IATA Prefix: 904, | GR | AVCODES |
| 32 | VKIT | VKI TECHNOLOGIES INC | | | SCAC4 |
| 33 | VKKN | VANDE KAMP, KEVIN | | | SCAC4 |
| 34 | VKL | Aerovekel, S.A. | Callsign: Vekel, | MEX | AVCODES |
| 35 | VKL | Verkehrskombinat Leipzig | | DDR | TRAFFIC |
| 36 | VKLN | VIKING LAND TRANSPORTATION SYSTEMS | | | SCAC4 |
| 37 | VKLU | EAST CONTAINER LINES | | RUS | BIC |
| 38 | VKLV | VAN KLAVEREN, JACK LIMITED | | | SCAC4 |
| 39 | VKMF | VAN KAM FREIGHTWAYS LTD | | | SCAC4 |
| 40 | VKMI | VIKING BOAT LIFT | | | SCAC4 |
| 41 | VKMU | VKM LLC | | RUS | BIC |
| 42 | VKN | Viking Air Ltd | Callsign: True North, | CDN | AVCODES |
| 43 | VKO | Vnukovo Airlines | IATA: V5, Callsign: Vnukovo, | RUS | AVCODES |
| 44 | VKO | Multiservicios Aereos Vikingo, C.A. | Callsign: Vikingo, | YV | AVCODES |
| 45 | VKP | Verkehrsbetriebe Kreis Plön GmbH | Kiel | D | privat-bahn.de |
| 46 | VKP | Verkehrsbetribe Kreis Plön | | D | TRAFFIC |
| 47 | VKRY | VICKERY TRANSPORTATION INC | | | SCAC4 |
| 48 | VKSR | VIKING SURPLUS OILFIELD EQUIPMENT L | | | SCAC4 |
| 49 | VKST | VICKERS RESTORATION | | | SCAC4 |
| 50 | VKSWU | V. K. S. VAGON KOMERC SPEED, spol. s r.o. | | CZ | VKM |
| 51 | VKTI | VOIGT, KEVIN TRUCKING INC | | | SCAC4 |
| 52 | VKTK | VIKING TRUCKING & CONSTRUCTION LTD | | | SCAC4 |
| 53 | VKU | Verkehrsgesellschaft Kreis Unna mbH | City: Unna | D | TRAFFIC |
| 54 | VKY | Vent Airlines, Inc. | Callsign: Valkyrie, | USA | AVCODES |
| 55 | VKYF | VANDER KNYFF AND SONS | | | SCAC4 |
