Cannabis Ruderalis October 12, 2016 thcscience_admin The Roman Catholic Church in Guinea is composed of one ecclesiastical province and four suffragan dioceses. List of dioceses[edit] Episcopal Conference of Guinea[edit] Ecclesiastical Province of Conakry[edit] Archdiocese of Conakry Diocese of Boké Diocese of Guéckédou Diocese of Kankan Diocese of N’Zérékoré External links[edit] Catholic-Hierarchy entry. GCatholic.org.