24 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 |  | |
 |  | BOLIVIA | (Sucre cj + La Paz eir) |  | President Gonzalo Sanchez de Lozada | | |
 |  | BRAZIL | (Brasilia) |  | President Luiz Inacio Lula da Silva | | |
 |  | BELIZE | (Belmopan) |  | Queen Elizabeth II |  | |
 |  | CHILE | (Santiago of Chile a + Valparaiso l + Vina del Mar s) |  | President Ricardo Lagos | | |
 |  | COLOMBIA | (Bogota) |  | President Alvaro Uribe | | |
 |  | COSTA RICA | (San Jose) |  | President Abel Pacheco de la Espriella | | |
 |  | CUBA | (Havana) |  | Supreme Leader Fidel Castro | | |
 |  | DOMINICAN | (Santo Domingo de Guzman) |  | President Hipolito Mejia | | |
 |  | ECUADOR | (San Francisco of Quito) |  | President Gustavo Noboa | | |
 |  | GUATEMALA | (Guatemala City) |  | President Alfonso Portillo | | |
 |  | GUYANA | (Georgetown) |  | President Bharrat Jagdeo | | |
 |  | HONDURAS | (Tegucigalpa a + Comayaguela c) |  | President Ricardo Maduro Joest | | |
 |  | HAITI | (Port Au Prince) |  | President Jean-Bertrand Aristide | | |
 |  | JAMAICA | (Kingston) | | Queen Elizabeth II | | |
 |  | MEXICO | (Mexico City) |  | President Vicente Fox Quesada | | |
 |  | NICARAGUA | (Managua) |  | President Enrique Bolanos Geyer | | |
 |  | PANAMA | (Panama City) |  | President Mireya Moscoso | | |
 |  | PERU | (Lima a + Arequipa d + Cusco h) |  | President Alejandro Toledo | | |
 |  | PARAGUAY | (Assumption) |  | President Luis Angel Gonzalez Macchi | | |
 |  | SURINAME | (Paramaribo) |  | President Ronald Venetiaan | | |
 |  | EL SALVADOR | (San Salvador) |  | President Francisco Flores | | |
 |  | URUGUAY | (Montevideo) |  | President Jorge Batlle | | |
 |  | VENEZUELA | (Caracas) |  | President Hugo Chavez | | |
