Tags: Clerical Administrative Region, Diocese.
The Roman Catholic Archdiocese of Oristano (Latin: Archidioecesis Arborensis) is a metropolitan see of the Roman Catholic Church in Sardinia Italy. It was created in the eleventh century. Its only suffragan is the Diocese of Ales-Terralba.Since 25 June 2006 the Archbishop of Oristano has been Ignazio Sanna.