The Catholic Church of all Korea is united under a single episcopal conference for the entire politically divided peninsula. All territorial jurisdictions in Korea are part of the Latin Church, covering both South Korea and North Korea, comprising: three ecclesiastical provinces, each headed by a metropolitan bishop seated in an archdiocese, and a total of 14 suffragan dioceses the Military Ordinariate of South Korea. the pre-diocesan Territorial Abbey of Tokwon, in North Korea
Latin provinces of Korea
Ecclesiastical Province of Seoul, including North Korea Archdiocese of Seoul (also partially in North Korea) Diocese of Chuncheon (also partially in North Korea) Diocese of Daejeon Diocese of Hamhung (in North Korea) Diocese of Incheon Diocese of Pyongyang (in North Korea) Diocese of Suwon Diocese of Uijeongbu Diocese of Wonju
Ecclesiastical Province of Kwangju, in South Korea Archdiocese of Gwangju Diocese of Jeju Diocese of Jeonju
Ecclesiastical Province of Daegu, in South Korea Archdiocese of Daegu Diocese of Andong Diocese of Cheongju Diocese of Masan Diocese of Busan
Exempt jurisdictions sui iuris Military Ordinariate of (South) Korea Territorial Abbey of Tokwon (alias Tŏkugen abbey, with a cathedral see), in North Korea
Defunct jurisdictions There are no titular sees.
All former prelatures have current successor jurisdictions, notably as result of promotions.
Sources and external links GCatholic.org. Catholic-Hierarchy entry.