Itacoatiara is a municipality in the central eastern portion of state of Amazonas, inland northern Brazil. Its population was 102,701 (2020) and its area is 8,600 km2. The town is known as "City of painted stone" - which is its name translated from Tupi. Itacoatiara has an important port, which is responsible for a considerable amount of cargo transportation in Amazonas. Its Catedral Prelatícia Nossa Senhora do Rosário, dedicated to Our Lady of the Rosary, is the episcopal see of the pre-diocesan Roman Catholic Territorial Prelature of Itacoatiara.