Although most businesses accept credit cards, there are no banks in Itaúnas; bring some cash. The closest town with an ATM is Conceição da Barra, 23km away down a bumpy dirt road.
Centro de Visitantes do Parque Estadual de Itaúnas The Itaúnas park office is in the village next to the bridge over the Rio Itaúnas. It has a souvenir shop, as well as informative displays about the local flora, fauna and culture. There’s a trail map posted on the wall, but at the time of research no such map was available for public distribution.