Ancestry.com. Torre Annunziata, Napoli, Italy, Tribunale Civil Registration Records, 1900-1911 [database on-line]. Provo, UT, USA: Ancestry.com Operations, Inc., 2014.Original data: Italy, Napoli, Torre Annunziata, Civil Registration (Tribunale), 1900-1911. Salt Lake City, Utah: FamilySearch, 2013.
This database includes civil registration records of births, marriages and deaths held at the Torre Annunziata Courthouse. These registration records also include marriage banns.
You can learn more about this collection at the FamilySearch website.