International Organizations List 2026 | Full Forms, Headquarters & Heads

Read the important international organizations and their headquarters along with key facts for preparation of FPSC, PPSC, NTS, and other competitive exams. These organizations are frequently asked in general knowledge and current affairs papers.

United Nations (UN)

United Nations

  • Full Form: United Nations
  • Formation: 24 October 1945
  • Headquarters: New York, USA
  • Secretary-General: António Guterres
  • Member Countries: 193 + 2 observer states

World Health Organization (WHO)

World Health Organization

  • Full Form: World Health Organization
  • Formation: 7 April 1948
  • Headquarters: Geneva, Switzerland
  • Director-General: Dr. Tedros Adhanom Ghebreyesus
  • Member Countries: 194

SAARC

South Asian Association for Regional Cooperation

  • Full Form: South Asian Association for Regional Cooperation
  • Formation: 8 December 1985
  • Headquarters: Kathmandu, Nepal
  • Secretary-General: Md. Golam Sarwar
  • Member Countries: 8

ASEAN

Association of Southeast Asian Nations

  • Full Form: Association of Southeast Asian Nations
  • Formation: 8 August 1967
  • Headquarters: Jakarta, Indonesia
  • Secretary-General: Dr. Kao Kim Hourn
  • Member Countries: 10

UNESCO

UNESCO

  • Full Form: United Nations Educational, Scientific and Cultural Organization
  • Formation: 16 November 1945
  • Headquarters: Paris, France
  • Director-General: Khaled El-Enany
  • Member Countries: 194

NASA

NASA

  • Full Form: National Aeronautics and Space Administration
  • Formation: 29 July 1958
  • Headquarters: Washington, D.C., USA
  • Founder: Dwight D. Eisenhower

World Bank (WB)

World Bank

  • Full Form: World Bank
  • Formation: July 1944
  • Headquarters: Washington, D.C., USA
  • President: Ajay Banga
  • Member Countries: 189

Asian Development Bank (ADB)

Asian Development Bank

  • Full Form: Asian Development Bank
  • Formation: 19 December 1966
  • Headquarters: Manila, Philippines
  • President: Masato Kanda
  • Member Countries: 69

OPEC

Organization of the Petroleum Exporting Countries

  • Full Form: Organization of the Petroleum Exporting Countries
  • Formation: September 1960 (Baghdad, Iraq)
  • Headquarters: Vienna, Austria
  • Secretary General: Haitham Al Ghais
  • Member Countries: 11 (UAE exited on 01 May 2026)

UNICEF

UNICEF

  • Full Form: United Nations Children’s Fund
  • Formation: 11 December 1946
  • Headquarters: New York, USA
  • Executive Director: Catherine Russell

IMF

International Monetary Fund

  • Full Form: International Monetary Fund
  • Formation: 1944
  • Headquarters: Washington, D.C., USA
  • Managing Director: Kristalina Georgieva
  • Member Countries: 191

 WTO

World Trade Organization

  • Full Form: World Trade Organization
  • Formation: 1 January 1995
  • Headquarters: Geneva, Switzerland
  • Director-General: Ngozi Okonjo-Iweala
  • Member Countries: 166

SCO

Shanghai Cooperation Organization

  • Full Form: Shanghai Cooperation Organization
  • Formation: 15 June 2001
  • Headquarters: Beijing, China
  • Secretary-General: Nurlan Yermekbayev
  • Member Countries: 10
  • Pakistan Joined: 9 June 2017

ICJ

International Court of Justice

  • Full Form: International Court of Justice
  • Formation: 26 June 1945
  • Headquarters: The Hague, Netherlands
  • President: Yuji Iwasawa
  • Judges: 15
  • Term: 9
Important MCQs Preparation Topics for Test & Interview Exams
Scroll to Top