113 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. ] :
| | EURASEC | (Alma-Ata + Moscow + Minsk + Saint Petersburg) | | SG Grigory Rapota (ru) | | |
| | ANDES | (Lima + Bogota) | | SG Guillermo Fernandez de Soto (co) | | |
| | UNITED ARAB EMIRATES | (Abu Dhabi ar) | | President Sheikh Zayed II bin Sultan Al Nahyan | | |
| | AFGHANISTAN | (Kabul) | | President Hamid Karzai | | |
| | ANGOLA | (Luanda) | | President Jose Eduardo dos Santos | | |
| | AFRICAN UNION | (Addis Ababa) | | Amara Essy (ci) | | |
| | ARGENTINE | (Buenos Aires a + Olivos r) | | President Eduardo Duhalde | | |
| | AUSTRIA | (Vienna) | | President Thomas Klestil | | |
| | BELGIUM | (Brussels) | | King Albert II | | |
| | BURKINA FASO | (Ouagadougou) | | President Blaise Compaore | | |
| | BULGARIA | (Sofia) | | President Georgi Parvanov | | |
| | BURUNDI | (Bujumbura) | | President Pierre Buyoya | | |
| | BENIN | (Porto Novo a + Cotonou ilnqr) | | President Mathieu Kerekou | | |
| | BRAZIL | (Brasilia) | | President Luiz Inacio Lula da Silva | | |
| | BOTSWANA | (Gaborone) | | President Festus Mogae | | |
| | CONGO-KINSHASA | (Kinshasa a) | | President Joseph Kabila | | |
| | CENTRAL-AFRICA | (Bangui) | | President Francois Bozize | | |
| | CONGO-BRAZZAVILLE | (Brazzaville a + Pointe Noire n) | | President Denis Sassou-Nguesso | | |
| | COTE D´IVOIRE | (Yamoussoukro a + Abidjan dln) | | President Laurent Gbagbo | | |
| | CAMEROON | (Yaounde) | | President Paul Biya | | |
| | COLOMBIA | (Bogota) | | President Alvaro Uribe | | |
| | COSTA RICA | (San Jose) | | President Abel Pacheco de la Espriella | | |
| | CUBA | (Havana) | | Supreme Leader Fidel Castro | | |
| | CAPE VERDE | (Praia) | | President Pedro Pires | | |
| | GERMANY | (Berlin ar + Bonn lr + Karlsruhe d) | | Bundespresident Johannes Rau | | |
| | JIBUTI | (Jibuti) | | President Ismail Omar Guelleh | | |
| | DENMARK | (Copenhagen) | | Queen Margaret II | | |
| | ALGERIA | (Algiers a + El Biar d + El Mouradia r) | | President Abdelaziz Bouteflika | | |
| | ECUADOR | (San Francisco of Quito) | | President Lucio Gutierrez | | |
| | EGYPT | (Cairo a + Alexandria r) | | President Hosni Mubarak | | |
| | SPAIN | (Madrid) | | King Juan Carlos I | | |
| | ETHIOPIA | (Addis Ababa) | | President Girma Wolde-Giorgis | | |
| | EUROPEAN UNION | (Brussels a + Luxembourg j + Strasbourg l) | | President Romano Prodi | | |
| | FINLAND | (Helsinki a + Kultaranta s) | | President Tarja Halonen | | |
| | GABON | (Libreville) | | President Omar Bongo | | |
| | GHANA | (Accra) | | President John Kufuor | | |
| | GAMBIA | (Banjul) | | President Yahya Jammeh | | |
| | GUINEA | (Conakry) | | President Lansana Conte | | |
| | EQUATORIAL GUINEA | (Malabo a) | | President Teodoro Obiang Nguema Mbasogo | | |
| | GREECE | (Athens a) | | President Kostis Stephanopoulos | | |
| | GUATEMALA | (Guatemala City) | | President Alfonso Portillo | | |
| | GUINEA-BISSAU | (Bissau) | | President Kumba Yalla | | |
| | HONDURAS | (Tegucigalpa a + Comayaguela c) | | President Ricardo Maduro Joest | | |
| | HAITI | (Port Au Prince) | | President Jean-Bertrand Aristide | | |
| | INDONESIA | (Jakarta a + Bogor r + Chipanas r + Yogyakarta r + Tampaksiring r) | | President Megawati Sukarnoputri | | |
| | INDIA | (New Delhi a + Simla s + Bolarum w) | | President Aavul Pakkiri Jainulabidin Abdul Kalam | | |
| | IRELAND | (Dublin) | | President Mary McAleese | | |
| | IRAQ | (Baghdad) | | President Saddam Hussein al-Tikriti | | |
| | ITALY | (Rome a) | | President Carlo Azeglio Ciampi | | |
| | JAMAICA | (Kingston) | | Queen Elizabeth II | | |
| | JAPAN | (Tokyo) | | Emperor Akihito | | |
| | KENYA | (Nairobi) | | President Emilio Mwai Kibaki | | |
| | COMOROS | (Moroni) | | President Azali Assoumani | | |
| | NORTH KOREA | (Pyongyang a) | | Kim Jong-Il | | |
| | SOUTH KOREA | (Seoul a) | | President Roh Moo-Hyun | | |
| | KUWAIT | (Kuwait City) | | Emir Sheikh Jabir III Al Ahmad Al Jabir Al Sabah | | |
| | COMESA | (Lusaka) | | SG Eratus Mwencha (ke) | | |
| | LAOS | (Vientiane) | | Khamtai Siphandon | | |
| | SRI LANKA | (Sri Jayewardenepura Kotte al + Colombo ejnr + Kandy r) | | President Chandrika Kumaratunga | | |
| | LESOTHO | (Maseru) | | King Letsie III | | |
| | LUXEMBOURG | (Luxembourg a) | | Grand Duke Henri | | |
| | MOROCCO | (Rabat a) | | King Muhammad VI | | |
| | MADAGASCAR | (Tananarive) | | President Marc Ravalomanana | | |
| | MALI | (Bamako) | | President Amadou Toumani Toure | | |
| | MYANMAR | (Yangon a) | | Than Shwe | | |
| | MAURITANIA | (Nouakchott) | | President Maaouya Ould Sid´Ahmed Taya | | |
| | MEXICO | (Mexico City) | | President Vicente Fox Quesada | | |
| | MALDIVES | (Male) | | President Maumoon Abdul Gayoom | | |
| | MALAWI | (Lilongwe a + Zomba b) | | President Bakili Muluzi | | |
| | MALAYSIA | (Putrajaya aj + Kuala Lumpur ejlry) | | Raja Syed Sirajuddin I | | |
| | MOZAMBIQUE | (Maputo) | | President Joaquim Chissano | | |
| | NIGER | (Niamey) | | President Mamadou Tandja | | |
| | NIGERIA | (Abuja a) | | President Olusegun Obasanjo | | |
| | NICARAGUA | (Managua) | | President Enrique Bolanos Geyer | | |
| | NETHERLANDS | (Amsterdam a + The Hague jlr + Wassenaar r) | | Queen Beatrix | | |
| | NORWAY | (Oslo) | | King Harald V | | |
| | NEPAL | (Kathmandu) | | Maharajah Gyanendra Bir Bikram Shah Dev | | |
| | EAST AFRICA | (Arusha) | | SG Nuwe Amanya Mushega (ug) | | |
| | PERU | (Lima a + Arequipa d + Cusco h) | | President Alejandro Toledo | | |
| | PAPUA NEW GUINEA | (Port Moresby) | | Queen Elizabeth II | | |
| | PHILIPPINES | (Manila acr + Quezon City b + Pasay City b) | | President Gloria Macapagal-Arroyo | | |
| | PAKISTAN | (Islamabad) | | President Pervez Musharraf | | |
| | PORTUGAL | (Lisbon) | | President Jorge Sampaio | | |
| | SOUTHERN AFRICA | (Gaborone) | | Secretary Prega Ramsamy (mu) | | |
| | RUSSIA | (Moscow) | | President Vladimir Putin | | |
| | RWANDA | (Kigali) | | President Paul Kagame | | |
| | SAUDI ARABIA | (Riyadh) | | King Fahd | | |
| | SUDAN | (Khartoum) | | President Omar Al-Bashir | | |
| | SWEDEN | (Stockholm) | | King Charles XVI Gustav | | |
| | SINGAPORE | (Singapore) | | President Sellapan Ramanathan Nathan | | |
| | SIERRA LEONE | (Freetown) | | President Ahmad Tejan Kabbah | | |
| | SENEGAL | (Dakar) | | President Abdoulaye Wade | | |
| | SOMALIA | (Mogadishu) | | President Abdiqasim Salad Hassan | | |
| | SAO TOME AND PRINCIPE | (Sao Tome) | | President Fradique de Menezes | | |
| | SYRIA | (Damascus) | | President Bashar Al-Assad | | |
| | SWAZILAND | (Mbabane aj + Lobamba lr) | | King Mswati III | | |
| | CHAD | (Ndjamena) | | President Idriss Deby | | |
| | TOGO | (Lome) | | President Gnassingbe Eyadema | | |
| | THAILAND | (Bangkok) | | King Rama IX Bhumibol Adulyadej | | |
| | TUNISIA | (Tunis) | | President Zine El Abidine Ben Ali | | |
| | TRINIDAD AND TOBAGO | (Port-of-Spain) | | President George Maxwell Richards | | |
| | TANZANIA | (Dodoma City al + Dar Es Salaam jnqr) | | President Benjamin Mkapa | | |
| | UGANDA | (Kampala a + Entebbe r) | | President Yoweri Museveni | | |
| | UNITED KINGDOM | (London a + Westminster lr + Edinburgh s + Windsor r) | | Queen Elizabeth II | | |
| | WEST AFRICAN STATES | (Abuja) | | Secretary Mohamed Ibn Chambas (gh) | | |
| | VENEZUELA | (Caracas) | | President Hugo Chavez | | |
| | SAMOA | (Apia) | | Malietoa Tanumafili II | | |
| | CARICOM | (Georgetown) | | SG Edwin Carrington (tt) | | |
| | WAEMU | (Ouagadougou) | | Moussa Toure (sn) | | |
| | YEMEN | (Sanaa) | | President Ali Abdullah Saleh | | |
| | SERBIA AND MONTENEGRO | (Belgrade al) + Podgoritsa j) | | President Svetozar Marovich | | |
| | ZAMBIA | (Lusaka) | | President Levy Mwanawasa | | |
| | ZIMBABWE | (Harare) | | President Robert Mugabe | | |