The following table enlists the major International Organizations, establishment year, and the location of their Headquarters −
| Organization |
Abbreviation |
Headquarters |
Year of Establishment |
| United Nations Organization |
UNO |
New York (USA) |
1945 |
| United Nations Children’s’ Fund |
UNICEF |
New York (USA) |
1946 |
| United Nations Conference on Trade and Development |
UNCTAD |
Geneva (Switzerland) |
1964 |
| World Health Organization |
WHO |
Geneva (Switzerland) |
1948 |
| International Labor Organization |
ILO |
Geneva (Switzerland) |
1919 |
| International Committee of the Red Cross |
ICRC |
Geneva (Switzerland) |
1863 |
| World Trade Organization |
WTO |
Geneva (Switzerland) |
1995 |
| United Nations Educational Scientific and Cultural Organization |
UNESCO |
Paris (France) |
1945 |
| World Meteorological Organization |
WMO |
Geneva (Switzerland) |
1950 |
| World Intellectual Property Organization |
WIPO |
Geneva (Switzerland) |
1967 |
| International Organization for Standardization |
IOS |
Geneva (Switzerland) |
1947 |
| International Atomic Energy Agency |
IAEA |
Vienna (Austria) |
1957 |
| Organization of Petroleum Exporting Countries |
OPEC |
Vienna (Austria) |
1960 |
| International Monetary Fund |
IMF |
Washington DC (USA) |
1945 |
| World Bank |
WB |
Washington DC (USA) |
1945 |
| International Maritime Organization |
IMO |
London (UK) |
1959 |
| Amnesty International |
AI |
London (UK) |
1961 |
| International Court of Justice |
ICJ |
The Hague (Netherlands) |
1945 |
| Food and Agricultural Organization |
FAO |
Rome (Italy) |
1945 |
| North Atlantic Treaty Organization |
NATO |
Brussels (Belgium) |
1949 |
| International Renewable Energy Agency |
IRENA |
Abu Dhabi (UAE) |
2009 |
| South Asian Association for Regional Cooperation |
SAARC |
Kathmandu (Nepal) |
1985 |
| Association of South East Asian Nations |
ASEAN |
Jakarta (Indonesia) |
1967 |
| Asia Pacific Economic Cooperation |
APEC |
Singapore |
1989 |
| Organization of Islamic Cooperation |
OIC |
Jeddah (Saudi Arabia) |
1969 |
| Organization for the Prohibition of Chemical Weapons |
OPCW |
The Hague, (Netherlands) |
1997 |
| Worldwide Fund for Nature |
WWF |
Gland, Vaud (Switzerland) |
1961 |
| World Economic Forum |
WEF |
Cologny, (Switzerland) |
1971 |
| International Hydrographic Organization |
IHO |
Monaco |
1921 |
| International Cricket Council |
ICC |
Dubai, (UAE) |
1909 |
| International Union for Conservation of Nature |
IUCN |
Gland, (Switzerland) |
1948 |
| International Council on Monuments and Sites |
ICOMOS |
Paris, (France) |
1965 |
| United Nations World Tourism Organization |
UNWTO |
Madrid, (Spain) |
1974 |
