A member state is a state that is a member of an international organisation.

The World Trade Organization (WTO) has members that are sovereign states and members that are not, thus WTO members are not called member states.


Worldwide - language related

  • Member states of the Arab League | 22
  • Member states of the Dutch Language Union | 3
  • Member states of the Commonwealth of Nations | 54
  • Member states of the Latin Union | 36
  • Member states of the Community of Portuguese Language Countries | 8
  • Member states of the International Organization of the Francophonie
  • Member states of the Organization of Ibero-American States | 24

Worldwide - religion related

  • Member states of the Organisation of Islamic Cooperation | 57

Worldwide - commodity related

  • Member states of OPEC | 12
  • Member states of CIP | 14
  • Member states of the Organisation for the Prohibition of Chemical Weapons | 195+

Restricted to a continent or larger region

Europe centered:

America centered:





  • Member states of the Commonwealth of Independent States | 9 + 2 unofficial participants (Turkmenistan and Ukraine)



See also

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