On the following 5 August he was named Bishop ad personam of Pozzuoli .
Castaldo became Archbishop of Naples on 7 February 1958 and was created Cardinal Priest of S. Callisto by Pope John XXIII in the consistory of 15 December that same year .
On the following 5 August Castaldo was named Bishop ad personam of Pozzuoli .
Castaldo became Archbishop of Naples on 7 February 1958 and was created Cardinal Priest of S. Callisto by Pope John XXIII in the consistory of 15 December that same year .