Codes
+ Airline codes IATA ICAO Airline Call sign Country Comments
|UEU |United European Airlines |UNITED EUROPEAN |Romania |2014
|UCG |Uniworld Air Cargo |UNIWORLD |Panama |2014
|CUH |Urumqi Airlines |LOULAN |China |2014
|DOD |USAF Air Mobility Operations Control Center | |United States
|DOI |U.S. Department of the Interior |INTERIOR |United States |Office of Aircraft Services
|CNV |U.S. Navy Reserve Logistic Air Forces |CONVOY |United States |U.S. Navy Reserve Logistic Air Forces, New Orleans, LA, USA
|EXM |United Kingdom Civil Aviation Authority |EXAM |United Kingdom |CAA Flight Examiners
|GIH |Union des Transports Africains de Guinee |TRANSPORT AFRICAIN |Guinea
|GKA |US Army Parachute Team |GOLDEN KNIGHTS |United States
|GWY |USA3000 Airlines |GETAWAY |United States |was U5 |- |B7 |UIA |UNI Air |GLORY |Taiwan
|UAB |United Arabian Airlines |UNITED ARABIAN |Sudan
|UA |UAL |United Airlines |UNITED |United States
|4H |UBD |United Airways |UNITED BANGLADESH |Bangladesh
|UAC |United Air Charters |UNITAIR |Zimbabwe
|UCS |United Carriers Systems |UNITED CARRIERS |United States
|UEA |United Eagle Airlines |UNITED EAGLE |China
|UFS |United Feeder Service |FEEDER EXPRESS |United States |formerly part of United Express
|CFU |United Kingdom Civil Aviation Authority |MINAIR |United Kingdom |Civil Aviation Authority Flying Unit
|KRF |United Kingdom Royal VIP Flights |KITTYHAWK |United Kingdom |In Military Aircraft
|KRH |United Kingdom Royal VIP Flight |SPARROWHAWK |United Kingdom |In Civil Chartered Aircraft
|SDS |United Kingdom Civil Aviation Authority |STANDARDS |United Kingdom |Training Standards
|TQF |United Kingdom Royal VIP Flights |RAINBOW |United Kingdom |Helicopter Flights
|CGX |United States Coast Guard Auxiliary |COASTGUARD AUXAIR |United States
|AGR |United States Department Of Agriculture |AGRICULTURE |United States
|UAD |University Air Squadron | |United Kingdom |MOD Boscombe Down
|UAJ |University Air Squadron | |United Kingdom |Glasgow
|UAA |University Air Squadron | |United Kingdom |Leuchars
|UAS |University Air Squadron | |United Kingdom |RAF Cranwell
|HBU |Universal Avia |KHARKIV UNIVERSAL |Ukraine
|HLE |UK HEMS |HELIMED |United Kingdom
|U7 |JUS |USA Jet Airlines |JET USA |United States
|LEA |Unijet |LEADAIR |France
|MSH |US Marshals Service |MARSHALAIR |United States |US Department of Justice
|NDU |University of North Dakota |SIOUX |United States
|PNA |Universal Airlines |PACIFIC NORTHERN |United States
|Upali Air |UPALI |Sri Lanka |defunct
|RAU |Uganda Royal Airways |UGANDA ROYAL |Uganda
|SAU |United Aviation Services |UNISERVE |Spain
|U6 |SVR |Ural Airlines |SVERDLOVSK AIR |Russia
|TRB |Ukraine Transavia |KIROVTRANS |Ukraine
|UAF |United Arab Emirates Air Force |UNIFORCE |United Arab Emirates
|UAI |Union Africaine des Transports |UNAIR |Ivory Coast
|UCC |Uganda Air Cargo |UGANDA CARGO |Uganda
|UCH |US Airports Air Charter |US CHARTER |United States
|UCO |Ucoaviacion |UCOAVIACION |Spain
|UES |Ues-Avia Aircompany |AVIASYSTEM |Ukraine
|QU |UGA |Uganda Airlines (1976–2001) |UGANDA |Uganda |Ceased operations 2001
|UR |UGD |Uganda Airlines |CRESTED |Uganda |Started operations in 2019
|UGC |Urgemer Canarias |URGEMER |Spain
|UHL |Ukrainian Helicopters |UKRAINE COPTERS |Ukraine
|UHS |Ulyanovsk Higher Civil Aviation School |PILOT AIR |Russia
|UJR |Universal Jet Rental de Mexico |UNIVERSAL JET |Mexico
|UJT |Universal Jet Aviation |UNI-JET |United States |Cancelled 2014 - Renamed Journey Aviation with code JNY
|UKI |UK International Airlines |KHALIQ |United Kingdom
|UKL |Ukraine Air Alliance |UKRAINE ALLIANCE |Ukraine
|UF |UKM |UM Airlines |UKRAINE MEDITERRANEE |Ukraine |Ukraine Mediterranean Airlines
|UKN |Ukraine Air Enterprise |ENTERPRISE UKRAINE |Ukraine
|UKP |National Police Air Service |POLICE |United Kingdom
|6Z |UKS |Ukrainian Cargo Airways |CARGOTRANS |Ukraine
|ULT |Ultrair |ULTRAIR |United States
|ULH |Ultimate HELI |ULTIMATEHELI |South Africa |Ultimate HELI (Pty) Ltd
|ULR |Ultimate Air |VIPER |South Africa |Ultimate Airways (Pty) Ltd |- |OL |ULS |Ultra Air |AIR ULTRA |Colombia
||UNC |Uni-Fly |UNICOPTER |Denmark
|UNF |Union Flights |UNION FLIGHTS |United States
|UNJ |Universal Jet |PROJET |Spain
|UNS |Unsped Paket Servisi |UNSPED |Turkey
|UNU |Unifly Servizi Aerei |UNIEURO |Italy
|UPL |Ukrainian Pilot School |PILOT SCHOOL |Ukraine
|5X |UPS |United Parcel Service |UPS |United States
|URV |Uraiavia |URAI |Russia
|US |AWE |US Airways |CACTUS |United States |defunct, merged with American Airlines in 2015 |- |BS |UBG |US-Bangla Airlines |BANGLA STAR |Bangladesh
|USF |USAfrica Airways |AFRICA EXPRESS |United States
|UH |USH |US Helicopter |US-HELI |United States
|USJ |US Jet |USJET |United States
|USX |US Express |AIR EXPRESS |United States
|QU |UTN |Skyline Express |Skyline Express Airline |Ukraine
|TUM |UTAir |UTAIR-CARGO |Russian Federation |2014 |- |UT |UTA |UTair Aviation |UTAIR |Russia |WAS P2 till 2006
|UTR |Utair South Africa |AIRUT |South Africa
|UTS |Ukrainian State Air Traffic Service Enterprise |AIRRUH |Ukraine
|UTU |Urartu-Air | |Armenia
|UVA |Universal Airways |UNIVERSAL |United States
|UVG |Universal Airlines |GUYANA JET |Guyana
|UVM |Uvavemex |UVAVEMEX |Mexico
|AIO |United States Air Force |AIR CHIEF |United States |Chief of Staff
|UVN |United Aviation |UNITED AVIATION |Kuwait
|HY |UZB |Uzbekistan Airways |UZBEK |Uzbekistan
|PS |AUI |Ukraine International Airlines |UKRAINE INTERNATIONAL |Ukraine
|WEC |Universal Airlines |AIRGO |United States
|US | |Unavia Suisse | |Switzerland
|QID |USAF 100th Air Refueling Wing |QUID |United States
|UIT |University of Tromsø School of Aviation |ARCTIC |Norway
|UNO |United Nations |UNITED NATIONS |n/a |UNOxxx followed by P(peacekeeping), or H(Humanitarian)
References