42 Members (excluding the associate or suspended members but including the countries represented on their behalf) [The rulers are not necessarily the representatives in the organisation. ] :
| | AFGHANISTAN | (Kabul) | | President Babrak Karmal | | |
| | AUSTRIA | (Vienna) | | President Rudolf Kirchschlaeger | | |
| | AUSTRALIA | (Canberra) | | Queen Elizabeth II | | |
| | BENGLADESH | (Dacca a) | | President Abul Fazal Mohammad Ahsanuddin Choudhury | | |
| | BELGIUM | (Brussels) | | King Baudoin I | | |
| | BULGARIA | (Sofia) | | Todor Zhivkov | | |
| | BRAZIL | (Brasilia) | | President Joao Figueiredo | | |
| | SWITZERLAND | (Berne lq + Lausanne j) | | President Pierre Aubert | | |
| | CHILE | (Santiago of Chile a + Vina del Mar s) | | General Augusto Pinochet | | |
| | CZECHOSLOVAKIA | (Prague a) | | Gustav Husak | | |
| | CUBA | (Havana) | | Supreme Leader Fidel Castro | | |
| | EAST GERMANY | (East Berlin) | | Erich Honecker | | |
| | WEST GERMANY | (Bonn ar + Karlsruhe d) | | Bundespresident Karl Carstens | | |
| | DENMARK | (Copenhagen) | | Queen Margaret II | | |
| | EGYPT | (Cairo a + Alexandria r) | | President Hosni Mubarak | | |
| | FINLAND | (Helsinki a + Kultaranta s) | | President Mauno Koivisto | | |
| | FRANCE | (Paris) | | President Francois Mitterrand | | |
| | HUNGARY | (Budapest a) | | Janos Kadar | | |
| | IRELAND | (Dublin) | | President Patrick John Hillery | | |
| | ISRAEL | (Jerusalem aru + Tel Aviv-Jaffa i) | | President Yitzhak Navon | | |
| | INDIA | (New Delhi a + Simla s + Bolarum w) | | President Giani Zail Singh | | |
| | ITALY | (Rome a) | | President Sandro Pertini | | |
| | LAOS | (Vientiane) | | Kaysone Phomvihane | | |
| | SRI LANKA | (Sri Jayewardenepura Kotte al + Colombo ejnr + Kandy r) | | President Junius Richard Jayawardene | | |
| | MADAGASCAR | (Tananarive) | | President Didier Ratsiraka | | |
| | MEXICO | (Mexico City) | | President Miguel de la Madrid Hurtado | | |
| | MOZAMBIQUE | (Maputo) | | President Samora Machel | | |
| | POLAND | (Warsaw a) | | Wojciech Jaruzelski | | |
| | PALESTINE | (Tunis x) | | Yasser Arafat | | |
| | PORTUGAL | (Lisbon) | | President Antonio Ramalho Eanes | | |
| | ROMANIA | (Bucharest) | | Nicolae Ceausescu | | |
| | SWEDEN | (Stockholm) | | King Charles XVI Gustav | | |
| | SOVIET UNION | (Moscow) | | Yury Andropov | | |
| | SYRIA | (Damascus) | | President Hafez Al-Assad | | |
| | CHINA-TAIPEI | (Taipei t) | | President Chiang Ching-Kuo | | |
| | UKRAINE | (Kiev) | | Vladimir Shcherbytsky | | |
| | UNITED KINGDOM | (London a + Westminster lr + Edinburgh s + Windsor r) | | Queen Elizabeth II | | |
| | AMERICA | (Washington-District of Columbia) | | President Ronald Reagan | | |
| | URUGUAY | (Montevideo) | | President Gregorio Conrado Alvarez Armelino | | |
| | VENEZUELA | (Caracas) | | President Luis Herrera Campins | | |
| | VIETNAM | (Hanoi) | | Le Duan | | |
| | YUGOSLAVIA | (Belgrade) | | President Mitja Ribichich | | |