The Catholic Church in Tanzania is part of the worldwide Catholic Church, under the spiritual leadership of the Pope in Rome.
There are around 9 million Catholics in the country - about a quarter of the total population. There are 34 dioceses, including 6 archdioceses:
The Ecclesiastical Province of Arusha:ArushaMbuluMoshiSameThe Ecclesiastical Province of Dar-es-Salaam:Dar-es-SalaamIfakaraMahengeMorogoroTangaZanzibarThe Ecclesiastical Province of Dodoma:DodomaKondoaSingidaThe Ecclesiastical Province of Mwanza:MwanzaBukobaBundaGeitaKayangaMusomaRulenge-NgaraShinyangaThe Ecclesiastical Province of Songea:SongeaIringaLindiMbeyaMbingaMtwaraNjombeTunduru–MasasiThe Ecclesiastical Province of Tabora:TaboraKahamaKigomaMpandaSumbawanga