Capital Ecuador is the official name of the country located in South America, and its capital city is Quito. Quito is the largest city in Ecuador and is the second-highest administrative capital in the world, located at an altitude of 9, 350 feet. It is the oldest continuously inhabited city in the Americas, founded in 1534 by Spanish conquistadors. Quito is a UNESCO World Heritage Site and is known for its colonial architecture, vibrant culture, and stunning natural beauty.