The Roman Catholic Diocese of Oslo is part of the Catholic Church in Norway. The diocese was established in 1953 and covers the whole country, with Oslo as its administrative centre. It is responsible for directing and organizing Catholic activities in the region, including parishes, schools and social services.
The aim of the diocese is to promote Catholic faith and practice, as well as to support its members in living out their faith in everyday life. It offers various activities, including church services, catechesis and youth work. In addition, the diocese is involved in interreligious dialogue and community involvement, and works to promote values such as solidarity and humanity.