The Diocese of Parramatta is the Catholic Church in Western Sydney and the Blue Mountains, Sydney, Australia. It represents 333,000 Catholics who worship in our 47 parishes. Find the nearest Mass in the Diocese. This app was designed to: - Provide Mass, Reconciliation (Confession) & Adoration Times for your local church - Give you the Latest News and Events in the Diocese - Latest from Catholic Outlook - About our Bishop and more!