Official nameRepública de Colombia (Republic of Colombia)CapitalBogotáPopulation estimate (2015)48·23 millionInternet domain extension.coCurrencyThe unit of currency is the Colombian peso (COP) of 100 centavos.TerritoryColombia is bounded in the north by the Caribbean Sea, north-west by Panama, west by the Pacific Ocean, south-west by Ecuador and Peru, north-east by Venezuela and south-east by Brazil.LanguageThe official language is Spanish.Source: The Statesman's Yearbook 2018. Palgrave Macmillan, London Synonyms and related words