- U.S. Army Research Laboratory [Adelphi, MD]
- U.S. Department of Defense
- US Air Force Academy
- USECON
- UT-Battelle, LLC
- Unabhängiges Landeszentrum für Datenschutz (ULD)
- Unabhängiges Landeszentrum für Datenschutz Schleswig-Holstein [Kiel, Germany]
- Union County College
- Union Pacific [Omaha]
- United Nations University IIST
- United States Air Force
- United States Army
- United States Coast Guard Academy
- United States Military Academy [West Point]
- United States Naval Academy
- Universidad Carlos III de Madrid [Madrid]
- Universidad Católica del Norte [Antofagasta]
- Universidad Diego Portales [Santiago - Chili]
- Universidad Nacional de Costa Rica
- Universidad Politécnica de Madrid
- Universidad Tecnica Federico Santa Maria [Valparaiso]
- Universidad de Deusto
- Universidad de Murcia
- Universidad de Málaga [Málaga] = University of Málaga [Málaga]
- Universidad de Santiago de Chile [Santiago]
- Universidade Estadual de Campinas = University of Campinas
- Universidade Federal da Paraiba | Federal University of Paraiba
- Universidade Federal de Uberlândia - UFU (BRAZIL)
- Universidade Federal do ABC = Federal University of ABC = Université Fédérale de l'ABC [Brazil]
- Universidade Federal do Paraná - Letras
- Universidade Federal do Paraná [Curitiba, Brasil] = Federal University of Paraná [Curitiba, Brazil] = Université fédérale du Paraná [Curitiba, Brésil]
- Universidade de Aveiro
- Universidade de Brasilia [Brasília]
- Universidade de Lisboa = University of Lisbon
- Universidade de São Paulo = University of São Paulo
- Universidade do Minho = University of Minho [Braga]
- Universidade do Porto = University of Porto
- Universitaet Klagenfurt
- Universitaetsklinikum Hamburg-Eppendorf = University Medical Center Hamburg-Eppendorf [Hamburg]
- Universitat Autònoma de Barcelona = Autonomous University of Barcelona = Universidad Autónoma de Barcelona
- Universitat Oberta de Catalunya [Barcelona]
- Universitat Politècnica de Catalunya = Université polytechnique de Catalogne [Barcelona]
- Universitat Pompeu Fabra [Barcelona]
- Universitat Rovira i Virgili
- Universitat de les Illes Balears = Universidad de las Islas Baleares = University of the Balearic Islands
- Universitatea Babeş-Bolyai [Cluj-Napoca]
- Universiteit Antwerpen = University of Antwerpen [Antwerpen]
- Universiteit Gent = Ghent University
- Universiteit Leiden = Leiden University
- Universiteit Utrecht | Utrecht University [Utrecht]
- Universiti Sains Malaysia
- Universiti Teknologi Malaysia
- University College Cork
- University College Dublin
- University College Dublin [Dublin]
- University College London Hospitals
- University College of London [London]
- University Graduate Center [Kjeller]
- University Institute of Lisbon
- University King Juan Carlos [Madrid]
- University at Albany [SUNY]
- University at Buffalo [SUNY]
- University of Adelaide
- University of Agder
- University of Aizu [Japan]
- University of Alabama at Birmingham [ Birmingham]
- University of Alabama in Huntsville
- University of Alaska [Fairbanks]
- University of Alberta
- University of Amsterdam [Amsterdam] = Universiteit van Amsterdam
- University of Applied Sciences (Hochschule Darmstadt)
- University of Applied Sciences Bonn-Rhein-Sieg
- University of Applied Sciences Upper Austria
- University of Applied Sciences [Darmstadt]
- University of Applied Sciences [Munich]
- University of Applied Sciences [Offenburg]
- University of Arizona
- University of Arkansas [Fayetteville]
- University of Auckland [Auckland]
- University of Augsburg
- University of Bamberg
- University of Bath [Bath]
- University of Beira Interior [Portugal]
- University of Bergamo
- University of Bergen
- University of Birmingham [Birmingham]
- University of Bremen
- University of Brighton
- University of Bristol [Bristol]
- University of British Columbia
- University of Buckingham
- University of Calgary
- University of California
- University of California [Davis]
- University of California [Los Angeles]
- University of California [Riverside]
- University of California [Santa Barbara]
- University of California [Santa Cruz]
- University of Cambridge [UK]
- University of Canterbury [Christchurch]
- University of Cape Town
- University of Central Florida [Orlando]
- University of Central Lancashire [Larnaca]
- University of Chinese Academy of Sciences [Beijing]
- University of Coimbra [Portugal]
- University of Colorado Anschutz [Aurora]
- University of Colorado [Boulder]
- University of Colorado [Colorado Springs]
- University of Colorado [Denver]
- University of Connecticut
- University of Crete [Heraklion]
- University of Delaware [Newark]
- University of Delhi
- University of Denver
- University of Derby [United Kingdom]
- University of East London
- University of Edinburgh
- University of Florida [Gainesville]
- University of Fort Hare
- University of Freiburg [Freiburg]
- University of Glasgow
- University of Groningen [Groningen]
- University of Guelph
- University of Hagen [Allemagne]
- University of Hamburg
- University of Hawai‘i [Mānoa]
- University of Hertfordshire [Hatfield]
- University of Hyderabad
- University of Idaho [Moscow, USA]
- University of Illinois System
- University of Illinois [Chicago]
- University of Illinois at Urbana-Champaign [Urbana]
- University of Information Technology [Ho Chi Minh City]
- University of Johannesburg [South Africa]
- University of Jyväskylä
- University of Kansas [Kansas City]
- University of Kansas [Lawrence]
- University of Kassel
- University of Kent [Canterbury]
- University of Koblenz-Landau
- University of Kufa
- University of Limerick
- University of Linz - Johannes Kepler Universität Linz
- University of London
- University of London [London]
- University of Louisville
- University of Luxembourg [Luxembourg]
- University of Macedonia [Thessaloniki]
- University of Malta [Malta]
- University of Manchester [Manchester]
- University of Maribor
- University of Maryland System
- University of Maryland [Baltimore County]
- University of Massachusetts System
- University of Massachusetts [Amherst]
- University of Massachusetts [Boston]
- University of Melbourne
- University of Memphis
- University of Michigan System
- University of Michigan [Ann Arbor]
- University of Missouri System
- University of Naples Federico II = Università degli studi di Napoli Federico II
- University of National and World Economy [Sofia]
- University of Nevada [Reno]
- University of New Brunswick
- University of New Haven [Connecticut]
- University of New Orleans
- University of New South Wales [Canberra Campus]
- University of New South Wales [Sydney]
- University of Newcastle [Callaghan, Australia]
- University of North Carolina System
- University of North Carolina [Chapel Hill]
- University of North Carolina [Charlotte]
- University of North Carolina [Greensboro]
- University of North Carolina [Wilmington]
- University of North Dakota [Grand Forks]
- University of North Texas
- University of Northumbria at Newcastle [United Kingdom]
- University of Notre Dame [Indiana]
- University of Nottingham, UK
- University of Novi Sad
- University of Ontario Institute of Technology
- University of Oslo
- University of Otago [Dunedin, Nouvelle-Zélande]
- University of Ottawa [Ottawa]
- University of Oxford
- University of Paderborn
- University of Passau
- University of Patras
- University of Piraeus
- University of Pisa - Università di Pisa
- University of Pittsburgh
- University of Portsmouth
- University of Potsdam = Universität Potsdam
- University of Pretoria [South Africa]
- University of Reading
- University of Regensburg
- University of Salford
- University of Salzburg
- University of Saskatchewan [Saskatoon, Canada]
- University of Science and Technology of China [Hefei]
- University of Sciences and Technology
- University of Shizuoka
- University of Skövde [Sweden]
- University of South Africa
- University of South Alabama
- University of South Australia
- University of South Australia [Adelaide]
- University of South Carolina [Columbia]
- University of South Florida [Tampa]
- University of South Wales
- University of Southampton
- University of Southern California
- University of Southern Denmark
- University of Southern Queensland
- University of Stavanger
- University of Strathclyde [Glasgow]
- University of Sulaimani
- University of Surrey
- University of Sussex
- University of Tabriz [Tabriz]
- University of Tasmania [Hobart, Australia]
- University of Technology Sydney
- University of Technology [Kingston, Jamaica]
- University of Tehran
- University of Texas at Austin [Austin]
- University of Texas at Dallas [Richardson]
- University of Toronto
- University of Tulsa
- University of Turku
- University of Twente
- University of Tübingen
- University of Utah
- University of Victoria [Canada]
- University of Vienna [Vienna]
- University of Waikato [Hamilton]
- University of Warwick [Coventry]
- University of Washington
- University of Washington [Seattle]
- University of Waterloo [Waterloo]
- University of West London
- University of York [York, UK]
- University of Zabol
- University of Zagreb
- University of the Aegean
- University of the West of Scotland
- University of the Witwatersrand [Johannesburg]
- Università E-Campus
- Università Telematica Internazionale UNINETTUNO
- Università cattolica del Sacro Cuore [Piacenza e Cremona]
- Università degli Studi Roma Tre = Roma Tre University
- Università degli Studi del Molise = University of Molise
- Università degli Studi di Bergamo = University of Bergamo
- Università degli Studi di Brescia = University of Brescia
- Università degli Studi di Milano = University of Milan
- Università degli Studi di Milano-Bicocca = University of Milano-Bicocca
- Università degli Studi di Modena e Reggio Emilia = University of Modena and Reggio Emilia
- Università degli Studi di Napoli “Parthenope” = University of Naples
- Università degli Studi di Padova = University of Padua
- Università degli Studi di Roma "La Sapienza" = Sapienza University [Rome]
- Università degli Studi di Roma Tor Vergata [Roma] = University of Rome Tor Vergata
- Università degli Studi di Salerno = University of Salerno
- Università degli Studi di Trento = University of Trento
- Università degli Studi di Urbino 'Carlo Bo'
- Università degli Studi eCampus
- Università degli studi di Bari Aldo Moro = University of Bari Aldo Moro
- Università degli studi di Catania = University of Catania
- Università degli studi di Genova = University of Genoa
- Università degli studi di Torino = University of Turin
- Università degli studi di Verona = University of Verona
- Università della Calabria [Arcavacata di Rende]
- Università di Roma Tor Vergata
- Universitá degli Studi dell’Insubria = University of Insubria [Varese]
- Universität Bonn = University of Bonn
- Universität Duisburg-Essen = University of Duisburg-Essen [Essen]
- Universität Hamburg
- Universität Heidelberg [Heidelberg] = Heidelberg University
- Universität Innsbruck [Innsbruck]
- Universität Mannheim
- Universität Passau [Passau]
- Universität Regensburg
- Universität Siegen [Siegen]
- Universität Ulm - Ulm University [Ulm, Allemagne]
- Universität Zürich [Zürich] = University of Zurich
- Universität der Bundeswehr München [Neubiberg]
- Universität zu Köln = University of Cologne
- Universität zu Lübeck = University of Lübeck [Lübeck]
- Université Antonine
- Université Blaise Pascal - Clermont-Ferrand 2
- Université Bourgogne Franche-Comté [COMUE]
- Université Bretagne Loire
- Université Cadi Ayyad [Marrakech]
- Université Catholique de Louvain = Catholic University of Louvain
- Université Claude Bernard Lyon 1
- Université Clermont Auvergne [2017-2020]
- Université Côte d'Azur
- Université Laval [Québec]
- Université Louis Pasteur - Strasbourg I
- Université Lumière - Lyon 2
- Université M'Hamed Bougara Boumerdes
- Université Mohammed V de Rabat [Agdal]
- Université Mouloud Mammeri [Tizi Ouzou]
- Université Nice Sophia Antipolis (1965 - 2019)
- Université Paris 13
- Université Paris 8 Vincennes-Saint-Denis
- Université Paris Descartes - Paris 5
- Université Paris Sciences et Lettres
- Université Paris-Saclay
- Université Toulouse - Jean Jaurès
- Université Toulouse Capitole
- Université Toulouse III - Paul Sabatier
- Université d'Auvergne - Clermont-Ferrand I
- Université d'Orléans
- Université d'Oulu
- Université de Bordeaux
- Université de Brest
- Université de Bretagne Sud
- Université de Bretagne Sud - Lorient
- Université de Caen Normandie
- Université de Carthage (Tunisie)
- Université de Franche-Comté
- Université de Fribourg = University of Fribourg
- Université de Genève = University of Geneva
- Université de Lille, Sciences Humaines et Sociales
- Université de Lille, Sciences et Technologies
- Université de Limoges
- Université de Liège
- Université de Lorraine
- Université de Lyon
- Université de Montpellier
- Université de Namur [Namur]
- Université de Nantes
- Université de Nantes - UFR des Sciences et des Techniques
- Université de Rennes
- Université de Rennes 2
- Université de Technologie de Belfort-Montbeliard
- Université de Technologie de Compiègne
- Université de Toulouse
- Université de Tsukuba = University of Tsukuba
- Université de Versailles Saint-Quentin-en-Yvelines
- Université de la Méditerranée - Aix-Marseille 2
- Université des Sciences, des Techniques et des Technologies de Bamako
- Université du Luxembourg
- Université du Québec en Outaouais
- Université européenne de Bretagne - European University of Brittany
- Unknown
- Upper Austria University of Applied Sciences
- Uppsala University
- Utah State University