Andere internationales organisaties

• Western European Union

• European Patent Office

• International Committee of the Red Cross

• International Olympic Committee

• The International Organisation of the Francophonie

• International Organization for Migration

• European Court of Human Rights

• Benelux Court of Justice

• Permanent Court of Arbitration

• European Organisation for the Safety of Air Navigation

• Organization for Security and Cooperation in Europe

• High Commissioner on National Minorities

• North Atlantic Treaty Organization

• Supreme Headquarters Allied Powers Europe

• Soevereine Orde van Malta

• College of Europe

• Benelux Office for Intellectual Property

• European Space Agency

• Council of Europe

• Organisation for Economic Cooperation and Development

• Internationaal Bureau voor de Bekendmaking der Toltarieven

• World Customs Organization

• European Free Trade Association

• Union africaine

• Cooperation Coucil for the Arab States of the Gulf

• League of Arab States

• Belgisch-Luxemburgse Economische Unie

• Douaneraad van de Belgisch-Luxemburgse Economische unie

• Benelux Economic Union

• Raadgevende interparlementaire Beneluxraad

• Fonds belgo-congolais d'amortissement et de gestion

• Europäische Bank für Wiederaufbau und Entwicklung

• Inter-American Development Bank

• International Institute of Administrative Sciences