55 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. ] :
| | ARGENTINE | (Buenos Aires a + Olivos r) | | President Eduardo Duhalde | | |
| | AUSTRIA | (Vienna) | | President Thomas Klestil | | |
| | AUSTRALIA | (Canberra) | | Peter Hollingworth | | |
| | BELGIUM | (Brussels) | | King Albert II | | |
| | BULGARIA | (Sofia) | | President Georgi Parvanov | | |
| | BRAZIL | (Brasilia) | | President Luiz Inacio Lula da Silva | | |
| | CANADA | (Ottawa) | | Queen Elizabeth II | | |
| | SWITZERLAND | (Berne lq + Lausanne j) | | President Pascal Couchepin | | |
| | CHILE | (Santiago of Chile a + Valparaiso l + Vina del Mar s) | | President Ricardo Lagos | | |
| | CAMEROON | (Yaounde) | | President Paul Biya | | |
| | CHINA | (Beijing) | | Hu Jintao | | |
| | CZECHIA | (Prague elr + Brno dj + Lany r) | | President Vaclav Klaus | | |
| | GERMANY | (Berlin ar + Bonn lr + Karlsruhe d) | | Bundespresident Johannes Rau | | |
| | DENMARK | (Copenhagen) | | Queen Margaret II | | |
| | DOMINICAN | (Santo Domingo de Guzman) | | President Hipolito Mejia | | |
| | ECUADOR | (San Francisco of Quito) | | President Lucio Gutierrez | | |
| | EGYPT | (Cairo a + Alexandria r) | | President Hosni Mubarak | | |
| | SPAIN | (Madrid) | | King Juan Carlos I | | |
| | FINLAND | (Helsinki a + Kultaranta s) | | President Tarja Halonen | | |
| | FRANCE | (Paris) | | President Jacques Chirac | | |
| | GREECE | (Athens a) | | President Kostis Stephanopoulos | | |
| | HUNGARY | (Budapest a) | | President Ferenc Madl | | |
| | INDONESIA | (Jakarta a + Bogor r + Chipanas r + Yogyakarta r + Tampaksiring r) | | President Megawati Sukarnoputri | | |
| | IRELAND | (Dublin) | | President Mary McAleese | | |
| | ISRAEL | (Jerusalem aru + Tel Aviv-Jaffa in) | | President Moshe Katzav | | |
| | INDIA | (New Delhi a + Simla s + Bolarum w) | | President Aavul Pakkiri Jainulabidin Abdul Kalam | | |
| | IRAN | (Tehran) | | Supreme Leader Ayatollah Ali Khamenei | | |
| | ITALY | (Rome a) | | President Carlo Azeglio Ciampi | | |
| | JAPAN | (Tokyo) | | Emperor Akihito | | |
| | NORTH KOREA | (Pyongyang a) | | Kim Jong-Il | | |
| | SOUTH KOREA | (Seoul a) | | President Roh Moo-Hyun | | |
| | MEXICO | (Mexico City) | | President Vicente Fox Quesada | | |
| | MALAYSIA | (Putrajaya aj + Kuala Lumpur ejlry) | | Raja Syed Sirajuddin I | | |
| | NICARAGUA | (Managua) | | President Enrique Bolanos Geyer | | |
| | NETHERLANDS | (Amsterdam a + The Hague jlr + Wassenaar r) | | Queen Beatrix | | |
| | NORWAY | (Oslo) | | King Harald V | | |
| | NEW ZEALAND | (Wellington) | | Queen Elizabeth II | | |
| | PERU | (Lima a + Arequipa d + Cusco h) | | President Alejandro Toledo | | |
| | PAKISTAN | (Islamabad) | | President Pervez Musharraf | | |
| | POLAND | (Warsaw a) | | President Alexander Kwasniewski | | |
| | PORTUGAL | (Lisbon) | | President Jorge Sampaio | | |
| | ROMANIA | (Bucharest) | | President Ion Iliescu | | |
| | RUSSIA | (Moscow) | | President Vladimir Putin | | |
| | SWEDEN | (Stockholm) | | King Charles XVI Gustav | | |
| | SINGAPORE | (Singapore) | | President Sellapan Ramanathan Nathan | | |
| | SLOVAKIA | (Bratislava a + Kosice d) | | President Rudolf Schuster | | |
| | EL SALVADOR | (San Salvador) | | President Francisco Flores | | |
| | THAILAND | (Bangkok) | | King Rama IX Bhumibol Adulyadej | | |
| | TURKEY | (Ankara a) | | President Ahmet Necdet Sezer | | |
| | UNITED KINGDOM | (London a + Westminster lr + Edinburgh s + Windsor r) | | Queen Elizabeth II | | |
| | AMERICA | (Washington-District of Columbia) | | President George Walker Bush | | |
| | URUGUAY | (Montevideo) | | President Jorge Batlle | | |
| | VENEZUELA | (Caracas) | | President Hugo Chavez | | |
| | SERBIA AND MONTENEGRO | (Belgrade al) + Podgoritsa j) | | President Svetozar Marovich | | |
| | SOUTH AFRICA | (Pretoria ae + Cape Town l + Bloemfontein j + Johannesburg d) | | President Thabo Mbeki | | |