Apostolic ministries
- Parishes: 65 parishes
- Church Organizations: 7 diocesan offices and the Catholic Conference of Korea
- Social Welfare: welfare for elderlies, social welfare centers, the urban ministry for the impoverished, ministry for the migrants, ministry for the handicapped, social services for the children
- Education: kindergartens and daycare center
- Medical service: St. Benedict's Dental Hospital, Busan St. Mary's hospital, Cheongju St. Mary's hospital, Busan National University Hospital, Haeundae Paik Hospital
- Retreat Houses: Busan Grace House, Sosa Grace House, House of Aron,
St. J. Hasang Education Center