| Afghanistan National Olympic Committee | 1935 | |
| Nationales Olympisches Komitee der Bundesrepublik Deutschland | 1949 | 1990 |
| Amateur-Athleten-Weltunion | 1905 | 1912 |
| Internationaler Kraftsportverband | 1912 | 1921 |
| Innsbruck-Tirol Olympische Jugendspiele 2012 | 2008 | |
| Los Angeles Organizing Committee for the Olympic and Paralympic Games 2028 | 2015 | |
| Organizing Committee for the Games of the XVIII Olympiad | 1959 | 1965 |
| Comitato organizzatore dei Giochi della XVII Olimpiade | | |
| Organizing Committee for the Equestrian Games of the XVIth Olympiad | | |
| Organising Committee of the XIII Olympic Congress | | |
| Organizing Committee for the Games of the XVI Olympiad Melbourne 1956 | | |
| Organising Committee for the Games of the XV Olympiad | | |
| Organising Committee for the XIV Olympiad | | |
| Organizing Committee of the XIIth Olympiad Tokyo 1940 | | |
| Helsinki Olympic Organizing Committee | | |
| Organisationskomitee für die XI. Olympiade Berlin 1936 | | |
| Organizing Committee of the Games of the Xth Olympiad | | |
| Nederlands Olympisch Comité (Comité 1928) | | |
| Olympic Committee of the Democratic People’s Republic of Korea | 1948 | |
| Comité exécutif des Jeux de la VIIIe Olympiade | | |
| Comité Belge des Jeux de la VIIème Olympiade | | |
| Swedish Olympic Committee for the Olympic Games of Stockholm, 1912 | | |
| British Olympic Council, 1908 | | |
| Organizing Committee of the 1906 Games | | |
| Olympic Games Committee (1904) | | |
| Concours d'exercices physiques et de sports (1900) | | |
| Organizing Committee for the Games (1896) | | |
| Nationales Olympisches Komitee der Deutschen Demokratischen Republik | 1951 | 1990 |
| Organisationskomitee für die XII. Olympischen Winterspiele Innsbruck 1976 | | |
| Organising Committee VIII Olympic Winter Games | 1955 | |
| Organisationskomitee der IX. Olympischen Winterspiele Innsbruck 1964 | 1959 | |
| Comitato organizzatore dei VII. Giochi olimpici invernali 1956 | | |
| Organising Committee for the 3rd Winter Youth Olympic Games | | |
| Brisbane 2032 Olympic and Paralympic Games Organising Committee | 2021 | |
| National Olympic Committee of the Republic of Kyrgyzstan | 1991 | |
| National Olympic Committee of the Federation of Malaya | 1953 | 1964 |
| Sabah Olympic Committee | | 1964 |
| The Yemen Arab Republic Olympic Committee | 1971 | 1990 |
| National Olympic Committee of the Federation of Rhodesia and Nyasaland | | |
| Nationales Olympisches Komitee des Saarlandes | 1950 | 1957 |
| South Vietnam National Olympic Committee | 1951 | 1975 |
| Olympic Committee of the Yemen Democratic Republic | | 1990 |
| ABOA | The Antigua and Barbuda Olympic Association | 1965 | |
| ACOG | Atlanta Committee for the Olympic Games | 1991 | 1996 |
| AIOWF | Association of International Olympic Winter Sports Federations | 1982 | |
| AMOK | Azərbaycan Milli Olimpiya Komitəsi | 1992 | |
| ANOC | National Olympic Committee of Armenia | 1990 | |
| ANOC | Association of National Olympic Committees | 1965 | |
| ANOCA | Association of National Olympic Committees of Africa | 1981 | |
| AOC | Australian Olympic Committee | 1895 | |
| APAO | Asociación Panibérica de Academias Olímpicas | 1988 | |
| ARISF | Association of the IOC-recognized International Sports Federations | | |
| ASNOC | American Samoa National Olympic Committee | 1985 | |
| ASOIF | Association of Summer Olympic International Federations | 1983 | |
| ATHOC | Athens Organizing Committee for the Games of the XXVIII Olympiad | 1998 | 2005 |
| BAYOGOC | Buenos Aires Youth Olympic Games Organising Committee | | |
| BDNOC | Brunei Darussalam National Olympic Council | 1984 | |
| BNOC | Botswana National Olympic Committee | 1978 | |
| BOA | Bangladesh Olympic Association | 1979 | |
| BOA | Barbados Olympic Association | 1955 | |
| BOA | Bermuda Olympic Association | 1935 | |
| BOA | British Olympic Association | 1905 | |
| BOC | Bahamas Olympic Committee | 1952 | |
| BOC | Bahrain Olympic Committee | 1978 | |
| BOC | Bhutan Olympic Committee | 1983 | |
| BOCGA | Belize Olympic and Commonwealth Games Association | 1967 | |
| BOCOG | Beijing Organizing Committee for the Games of the XXIX Olympiad | 2001 | 2009 |
| BOCWOG | Beijing Organising Committee for the 2022 Olympic and Paralympic Winter Games | 2015 | |
| BOIC | Belgisch Olympisch en Interfederaal Comité | 1906 | |
| BOK | Bulgarian Olympic Committee | 1923 | |
| BVIOC | British Virgin Islands Olympic Committee | 1980 | |
| BWF | Badminton World Federation | 1934 | |
| CANOC | Caribbean Association of National Olympic Committees | 2003 | |
| CAS | Court of Arbitration for Sport | 1983 | |
| CGF | Commonwealth Games Federation | 1932 | |
| CIFP | International Fair Play Committee | 1963 | |
| CIOC | Cayman Islands Olympic Committee | 1973 | |
| CIPS | Confédération Internationale de la Pêche Sportive | 1952 | |
| CISNOC | Cook Islands Sports and National Olympic Committee | 1986 | |
| CMSB | Confédération Mondiale des Sports de Boules | 1985 | |
| CNO-CIV | Comité National Olympique de Côte d’Ivoire | 1962 | |
| CNOBDI | Comité National Olympique du Burundi | 1990 | |
| CNOG | Comité National Olympique Gabonais | 1965 | |
| CNOM | Comité National Olympique Marocain | 1959 | |
| CNOS | Comitetul Național Olimpic și Sportiv din Republica Moldova | 1991 | |
| CNOSB | Comité National Olympique et Sportif Béninois | 1962 | |
| CNOSB | Comité National Olympique et des Sports Burkinabè | 1965 | |
| CNOSC | Comité National Olympique et Sportif du Cameroun | 1963 | |
| CNOSC | Comité National Olympique et Sportif Congolais | 1964 | |
| CNOSCA | Comité National Olympique et Sportif Centrafricain | 1961 | |
| CNOSD | Comité National Olympique et Sportif Djiboutien | 1983 | |
| CNOSF | Comité national olympique et sportif français | 1894 | |
| CNOSG | Comité National Olympique et Sportif Guinéen | 1964 | |
| CNOSM | Comité National Olympique et Sportif du Mali | 1962 | |
| CNOSM | Comité National Olympique et Sportif Mauritanien | 1962 | |
| CNOSR | Comité National Olympique et Sportif du Rwanda | 1984 | |
| CNOSS | Comité National Olympique et Sportif Sénégalais | 1961 | |
| CNOT | Comité National Olympique Togolais | 1963 | |
| CNOT | Comité National Olympique Tunisien | 1957 | |
| COA | Comité Olímpico Argentino | 1923 | |
| COA | Comité Olympique et Sportif Algérien | 1963 | |
| COA | Comitè Olímpic Andorrà | | |
| COA | Comité Olímpico Angolano | 1979 | |
| COA | Comité Olímpico Arubano | 1985 | |
| COB | Comité Olímpico Boliviano | 1932 | |
| COB | Comitê Olímpico Brasileiro | 1935 | |
| COC | Canadian Olympic Committee | | |
| COC | Comité Olímpico Cabo-verdiano | 1989 | |
| COC | Comité Olímpico Colombiano | 1936 | |
| COC | Comité Olímpico Cubano | 1926 | |
| COC | Cyprus National Olympic Committee | 1974 | |
| COC | Comité Olympique Congolais | 1963 | |
| COC | Chinese Olympic Committee | 1910 | |
| COCH | Comité Olímpico de Chile | 1934 | |
| CODM | Comité Olímpico e Desportivo de Macau, China | 1987 | |
| COE | Comité Olímpico Ecuatoriano | 1925 | |
| COE | Comité Olímpico Español | 1905 | |
| COES | Comité Olímpico de El Salvador | 1949 | |
| COG | Comité Olímpico Guatemalteco | 1946 | |
| COGB | Comité Olímpico da Guiné Bissau | 1995 | |
| COGE | Comité Olímpico de Guinea Ecuatorial | 1980 | |
| COH | Comité Olympique Haïtien | 1956 | |
| COH | Comité Olímpico Hondureño | 1956 | |
| COJO | Comité d'organisation des Jeux olympiques d'hiver d'Albertville et de la Savoie | 1987 | |
| COJO | Comité d'organisation des Jeux olympiques et paralympiques d'été de 2024 | 2018 | |
| COJO | Montreal Olympic Organizing Committee | 1971 | 1978 |
| COJO | Comité d'organisation des Xèmes Jeux Olympiques d'hiver | 1964 | |
| COJOPR | Comitê Organizador dos Jogos Olímpicos e Paralímpicos Rio 2016 | 2009 | |
| COK | Crnogorski olimpijski komitet | 2007 | |
| COLIMDO | Comité Olímpico Dominicano | 1946 | |
| COM | Comité Olympique Malgache | 1963 | |
| COM | Comité Olympique Mauricien | 1971 | |
| COM | Comité Olímpico Mexicano | 1923 | |
| COM | Comité Olympique Monégasque | 1907 | |
| CON | Comité Olímpico Nicaragüense | 1959 | |
| CONCRC | Comité Olímpico Nacional de Costa Rica | 1953 | |
| CONI | Comitato Olimpico Nazionale Italiano | 1908 | |
| CONM | Comité Olímpico Nacional de Moçambique | 1978 | |
| CONS | Comitato Olimpico Nazionale Sammarinese | 1959 | |
| CONTL | Comitê Olímpico Nacional de Timor-Leste | 2003 | |
| COOB'92 | Comité Organizador Olímpico Barcelona'92 | 1987 | 1993 |
| COP | Comité Olímpico de Panamá | 1934 | |
| COP | Comité Olímpico Paraguayo | 1970 | |
| COP | Comité Olímpico Peruano | 1924 | |
| COP | Comité Olímpico de Portugal | 1909 | |
| COPUR | Comité Olímpico de Puerto Rico | 1948 | |
| COSIC | Comité Olympique et Sportif des Îles Comores | 1979 | |
| COSL | Comité Olympique et Sportif Luxembourgeois | 1912 | |
| COSNI | Comité Olympique et Sportif National du Niger | | |
| COSR | Comitetul Olimpic și Sportiv Român | 1914 | |
| COST | Comité Olympique et Sportif Tchadien | 1963 | |
| COSTP | Comité Olímpico de São Tomé e Príncipe | 1979 | |
| COU | Comité Olímpico Uruguayo | 1923 | |
| COV | Comité Olímpico Venezolano | 1935 | |
| ČOV | Český olympijský výbor | 1899 | |
| ČSOV | Československý olympijský výbor | 1919 | 1993 |
| CTOC | Chinese Taipei Olympic Committee | 1949 | |
| DIF | Danmarks Idrætsforbund | 1905 | |
| DOC | Dominica Olympic Committee | 1986 | |
| DOOC | Denver Olympic Organizing Committee | 1970 | 1972 |
| DOSB | Deutscher Olympischer Sportbund | 1895 | |
| ENOC | Egyptian Olympic Committee | 1910 | |
| ENOC | Eritrean National Olympic Committee | | |
| EOC | European Olympic Committees | 1968 | |
| EOC | Ethiopian Olympic Committee | 1948 | |
| EOCGA | Eswatini Olympic and Commonwealth Games Association | | |
| EOK | Eesti Olümpiakomitee | 1923 | |
| FAI | Fédération Aéronautique Internationale | 1905 | |
| FASANOC | Fiji Association of Sports and National Olympic Committee | 1949 | |
| FEI | Fédération Équestre Internationale | 1921 | |
| FIA | Fédération Internationale de l'Automobile | 1904 | |
| FIB | Federation of International Bandy | 1955 | |
| FIBA | Fédération Internationale de Basketball | 1932 | |
| FIBA | Federation Internationale de Boxe Amateur | 1920 | 1946 |
| FIE | Fédération internationale d’escrime | 1913 | |
| FIFA | Fédération Internationale de Football Association | 1904 | |
| FIG | Fédération Internationale de Gymnastique | 1881 | |
| FIH | Fédération Internationale de Hockey | 1924 | |
| FIL | Fédération Internationale de Luge de Course | 1957 | |
| FIM | Fédération Internationale de Motocyclisme | 1904 | |
| FIP | Federation of International Polo | 1982 | |
| FIPV | Federación Internacional de Pelota Vasca | 1929 | |
| FIS | International Ski & Snowboard Federation | 1924 | |
| FISA | World Rowing | 1892 | |
| FISav | Fédération Internationale de Savate | 1985 | |
| FISU | Fédération internationale du sport universitaire | 1949 | |
| FIVB | Fédération Internationale de Volleyball | 1947 | |
| FSFI | Fédération Sportive Féminine Internationale | 1921 | 1936 |
| FSMNOC | Federated States of Micronesia National Olympic Committee | 1995 | |
| GAISF | Global Association of International Sports Federations | 1967 | 2022 |
| GNOC | The Gambia National Olympic Committee | 1972 | |
| GNOC | Georgian National Olympic Committee | 1989 | |
| GNOC | Guam National Olympic Committee | 1976 | |
| GOA | Guyana Olympic Association | 1948 | |
| GOC | Ghana Olympic Committee | 1951 | |
| GOC | Grenada Olympic Committee | 1982 | |
| HOC | Comité Olympique Hellénique | 1894 | |
| HOO | Hrvatski olimpijski odbor | 1991 | |
| IAFC | International Australian Football Council | 1995 | |
| IAHF | International Amateur Handball Federation | 1928 | 1946 |
| IBA | International Boxing Association | 1946 | |
| IBF | International Baseball Federation | 1938 | 2013 |
| IBSF | International Bobsleigh and Skeleton Federation | 1923 | |
| IBU | Internationale Biathlon Union | 1993 | |
| ICC | International Cricket Council | 1909 | |
| ICF | International Canoe Federation | 1946 | |
| IFAF | International Federation of American Football | 1998 | |
| IFSC | International Federation of Sport Climbing | 2007 | |
| IFSS | International Federation of Sleddog Sports | 1985 | |
| IFWHA | International Federation of Women's Hockey Associations | 1927 | 1983 |
| IGA | International Glima Association | 2007 | |
| IGF | International Golf Federation | 1958 | |
| IHF | International Handball Federation | 1946 | |
| IIHF | International Ice Hockey Federation | 1908 | |
| IJF | International Judo Federation | 1951 | |
| IKF | International Kendo Federation | 1970 | |
| IKF | International Korfball Federation | 1933 | |
| IOA | Indian Olympic Association | 1927 | |
| IOC | International Olympic Committee | 1894 | |
| IPC | International Paralympic Committee | 1989 | |
| ISA | International Surfing Association | 1964 | |
| ISF | International Softball Federation | 1952 | 2013 |
| ISF | International Sumo Federation | 1992 | |
| ISFFR | International Sport Federation of Firefighters and Rescuers | 2001 | |
| ÍSÍ | Íþrótta- og Ólympíusamband Íslands | 1912 | |
| ISMF | International Ski Mountaineering Federation | 2008 | |
| ISSF | International Shooting Sport Federation | 1907 | |
| ISU | International Skating Union | 1892 | |
| ITF | International Tennis Federation | 1913 | |
| ITTF | International Table Tennis Federation | 1926 | |
| IWF | International Weightlifting Federation | 1905 | |
| IWUF | International Wushu Federation | 1990 | |
| IWWF | International Waterski & Wakeboard Federation | 1946 | |
| JOA | Jamaica Olympic Association | 1936 | |
| JOC | Japanese Olympic Committee | 1911 | |
| JOC | Jordan Olympic Committee | 1957 | |
| JOO | Jugoslavenski olimpijski odbor | 1919 | 1992 |
| Kazakhstan NOC | National Olympic Committee of the Republic of Kazakhstan | 1990 | |
| KMOT | National Olympic Committee of the Republic of Tajikistan | 1992 | |
| KNOC | Kiribati National Olympic Committee | 2002 | |
| KOC | Kuwait Olympic Committee | 1957 | |
| KOI | Komite Olimpiade Indonesia | 1947 | |
| KOK | Komiteti Olimpik i Kosovës | 1992 | |
| KOKSH | Komiteti Olimpik Kombëtar Shqiptar | 1958 | |
| KSOC | Korean Sport and Olympic Committee | 1946 | |
| LAOOC | Los Angeles Olympic Organizing Committee | 1978 | |
| LNOC | National Olympic Committee of Lao | 1975 | |
| LNOC | Lesotho National Olympic Committee | 1971 | |
| LNOC | Liberia National Olympic Committee | 1955 | |
| LOC | Lebanese Olympic Committee | 1946 | |
| LOC | Libyan Olympic Committee | 1962 | |
| LOC | Liechtenstein Olympic Committee | 1935 | |
| LOCOG | London Organising Committee of the Olympic and Paralympic Games | 2005 | |
| LOK | Latvijas Olimpiskā komiteja | 1922 | |
| LOOC | Lillehammer Olympic Organizing Committee | 1988 | |
| LPOOC | Lake Placid Olympic Organizing Committee | 1974 | 1980 |
| LTOK | Lietuvos tautinis olimpinis komitetas | 1924 | |
| LYOGOC | 2016 Lillehammer Youth Olympic Games Organising Committee | 2012 | |
| MEXICO 68 | Organizing Committee of the Games of the XIX Olympiad | 1963 | 1969 |
| MINOC | Marshall Islands National Olympic Committee | | |
| MNOC | Mongolian National Olympic Committee | 1956 | |
| MOB | Magyar Olimpiai Bizottság | 1895 | |
| MOC | Malawi Olympic Committee | 1968 | |
| MOC | Maldives Olympic Committee | 1985 | |
| MOC | Malta Olympic Committee | 1928 | |
| MOC | Myanmar Olympic Committee | 1947 | |
| MOK | Olympic Committee of North Macedonia | 1992 | |
| N.O.C.I.R.IRAN | National Olympic Committee of the Islamic Republic of Iran | 1947 | |
| NAOC | Nagano Organizing Committee for the Olympic Winter Games of 1998 | 1991 | |
| NAOC | Nederlands Antilliaans Olympisch Comité | 1931 | 2013 |
| Nepal NOC | Nepal Olympic Committee | 1962 | |
| NIF | Norges idrettsforbund og olympiske og paralympiske komité | 1861 | |
| NNOC | Namibian National Olympic Committee | 1990 | |
| NNOC | Nauru Olympic Committee | 1991 | |
| NOC | Nigeria Olympic Committee | 1951 | |
| NOC RB | National Olympic Committee of the Republic of Belarus | 1991 | |
| NOC*NSF | Nederlands Olympisch Comité - Nederlandse Sport Federatie | 1912 | |
| NOCC | National Olympic Committee of Cambodia | 1963 | |
| NOCI | National Olympic Committee of Iraq | 1948 | |
| NOCK | National Olympic Committee Kenya | 1955 | |
| NOCSI | National Olympic Committee of Solomon Islands | 1983 | |
| NOCSL | National Olympic Committee of Sierra Leone | 1964 | |
| NOCSL | National Olympic Committee of Sri Lanka | 1937 | |
| NOCT | National Olympic Committee of Thailand | 1948 | |
| NOCT | National Olympic Committee of Turkmenistan | | |
| NOCU | National Olympic Committee of Ukraine | 1990 | |
| NOCU | National Olympic Committee of the Republic of Uzbekistan | 1992 | |
| NOCZ | National Olympic Committee of Zambia | | |
| NOK SSSR | Olympic Committee of the Union of Soviet Socialist Republics | 1951 | 1992 |
| NYOGOC | Nanjing 2014 Youth Olympic Organising Committee | | |
| NZOC | New Zealand Olympic Committee | | |
| OCA | Olympic Council of Asia | 1982 | |
| OCI | Olympic Committee of Israel | 1933 | |
| OCM | Olympic Council of Malaysia | 1964 | |
| OCO'88 | XV Olympic Winter Games Organizing Committee | 1982 | |
| OCOG-80 | Organizing Committee of the Games of the XXII Olympiad | 1975 | 1981 |
| ODEBO | Organización Deportiva Bolivariana | 1938 | |
| ODECABE | Organización Deportiva Centroamericana y del Caribe | 1960 | |
| ODESUR | Organización Deportiva Suramericana | 1976 | |
| OFI | Olympic Federation of Ireland | 1922 | |
| OK | Organisationskomitee für die Spiele der XX. Olympiade München 1972 | 1966 | |
| OKBiH | Olimpijski komitet Bosne i Hercegovine | 1992 | |
| OKS | Olimpijski komitet Srbije | 1910 | |
| OKS | Olimpijski komite Slovenije | 1991 | |
| OKSCG | Olimpijski komitet Srbije i Crne Gore | | |
| ONOC | Oceania National Olympic Committees | 1981 | |
| ÖOC | Österreichisches Olympisches Comité | 1908 | |
| OOC | Organizing Committee for the XIth Olympic Winter Games | 1966 | |
| OOC | Oman Olympic Committee | 1982 | |
| PASO | Pan American Sports Organization | 1948 | |
| PKOl | Polski Komitet Olimpijski | 1919 | |
| PNGOC | Papua New Guinea Olympic Committee | 1961 | |
| PNOC | Palau National Olympic Committee | 1998 | |
| POA | Pakistan Olympic Association | 1948 | |
| POC | Palestine Olympic Committee | 1993 | |
| POC | Philippine Olympic Committee | 1911 | |
| POCOG | PyeongChang Organizing Committee for the 2018 Olympic & Paralympic Winter Games | 2011 | 2019 |
| QOC | Qatar Olympic Committee | 1979 | |
| ROC | Russian Olympic Committee | 1911 | |
| SAOC | Saudi Arabian Olympic Committee | 1964 | |
| SASCOC | South African Sports Confederation and Olympic Committee | 1908 | |
| SASNOC | Samoa Association of Sports and National Olympic Committee | | |
| SF&OC | Sports Federation and Olympic Committee of Hong Kong, China | 1950 | |
| SKNOC | St. Kitts and Nevis Olympic Committee | 1986 | |
| SLOC | Salt Lake Organizing Committee for the Olympic and Paralympic Winter Games of 2002 | | |
| SLOC | St. Lucia Olympic Committee | 1987 | |
| SLOOC | Seoul Olympic Organizing Committee | 1981 | 1989 |
| SNOC | Singapore National Olympic Council | 1947 | |
| SOC | Somali Olympic Committee | 1959 | |
| SOC | Sudan Olympic Committee | 1956 | |
| SOC | Surinaams Olympisch Comité | 1956 | |
| SOC | Syrian Olympic Committee | 1948 | |
| SOCGA | Seychelles Olympic and Commonwealth Games Association | 1979 | |
| SOCOG | Sydney Organising Committee for the Olympic Games | 1993 | 2001 |
| SOK | Suomen Olympiakomitea | 1907 | |
| SOK | Sveriges Olympiska Kommitté | 1913 | |
| SOOC | Organizing Committee of the XXII Olympic Winter Games and XI Paralympic Winter Games of 2014 in Sochi | 2007 | |
| SOŠV | Slovenský olympijský a športový výbor | 1939 | |
| SSNOC | South Sudan National Olympic Committee | 2015 | |
| SVGOC | St. Vincent and the Grenadines Olympic Committee | 1982 | |
| Swiss Olympic | Swiss Olympic Association | 1912 | |
| SYOGOC | Singapore Youth Olympic Games Organising Committee | 2008 | |
| TASANOC | Tonga Sports Association and National Olympic Committee | | |
| TASNOC | Tuvalu Association of Sports and National Olympic Committee | 2007 | |
| TMOK | Türkiye Millî Olimpiyat Komitesi | 1908 | |
| TOC | Tanzania Olympic Committee | 1957 | |
| TOCOG | Tokyo Organising Committee of the Olympic and Paralympic Games | 2014 | 2022 |
| TOROC | Organising Committee for the XX Olympic Winter Games Torino 2006 | 2000 | |
| TTOC | Trinidad and Tobago Olympic Committee | 1946 | |
| TWIF | Tug of War International Federation | 1960 | |
| UAE NOC | United Arab Emirates National Olympic Committee | 1979 | |
| UCI | Union Cycliste Internationale | 1900 | |
| UIAA | Union internationale des associations d’alpinisme | 1932 | |
| UIAFA | Union Internationale Amateur de Football Association | 1909 | 1913 |
| UIM | Union Internationale Motonautique | 1922 | |
| UIPM | Union Internationale de Pentathlon Moderne | 1948 | |
| UMVO | World Union of Olympic Cities | 2002 | |
| UOC | Uganda Olympic Committee | 1953 | |
| USOPC | United States Olympic and Paralympic Committee | 1900 | |
| UWW | United World Wrestling | 1912 | |
| VANOC | Vancouver Organizing Committee for the 2010 Olympic and Paralympic Winter Games | 2003 | |
| VASANOC | Vanuatu Association of Sports and National Olympic Committee | 1987 | |
| VIOC | Virgin Islands Olympic Committee | 1966 | |
| VOC | Vietnam Olympic Committee | 1976 | |
| WA | World Athletics | 1912 | |
| WA | World Archery Federation | 1931 | |
| WA | World Aquatics | 1908 | |
| WADA | World Anti-Doping Agency | 1999 | |
| WB | World Bowling | 1952 | |
| WB | World Boxing | 2023 | |
| WBSC | World Baseball Softball Confederation | 2013 | |
| WCF | World Croquet Federation | 1986 | |
| WCF | World Curling Federation | 1966 | |
| WDSF | World Dance Sport Federation | 1957 | |
| WIOA | West Indies Olympic Association | 1958 | 1962 |
| WKF | World Karate Federation | 1970 | |
| WL | World Lacrosse | 1972 | |
| WOA | World Olympians Association | 1995 | |
| WR | World Rugby | 1886 | |
| WS | World Sailing | 1907 | |
| WS | World Skate | 1924 | |
| WSF | World Squash Federation | 1967 | |
| WT | World Taekwondo | 1973 | |
| WT | World Triathlon | 1989 | |
| YOC | Yemen Olympic Committee | 1990 | |
| ZOC | Zimbabwe Olympic Committee | | |
| ZOI '84 | Organizing Committee of the 14th Olympic Winter Games | 1980 | 1984 |