From 1217.01.17 it was held in personal union (aeque principaliter) with the Terracina until 1986.09.30, when it was suppressed and both (as well as Sezze) had their title and territory merged into the Diocese of Latina-Terracina-Sezze-Priverno.
Its Marian former cathedral remains a Co-Cathedral: Concattedrale di S. Maria (Assunta), in Priverno.