Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Sedilo (Sardinian: Sèdilo) is a comune (municipality) in the Province of Oristano in the Italian region Sardinia, located about 110 km north of Cagliari and about 40 km northeast of Oristano. Sedilo borders the following municipalities: Aidomaggiore, Bidonì, Dualchi, Ghilarza, Noragugume, Olzai, Ottana, Sorradile. Oristano (Italian: Provincia di Oristano, Sardinian: Provìntzia de Aristanis) is a province in the autonomous island region of Sardinia in Italy. Its capital is the city of Oristano.