The Church, place by place
Find a Catholic Diocese
Meet the diocese behind your parish. Explore its bishop, cathedral, history and churches, then find a place for Mass.
3,158 published diocesan profiles
- Diocese of Mar Addai of TorontoToronto · Canada
- Diocese of Mar del PlataMar del Plata · Argentina
- Diocese of MarabáMarabá · Brazil
- Diocese of MaracayMaracay · Venezuela
- Diocese of MaradiMaradi · Niger
- Diocese of MarajóMarajó · Brazil
- Diocese of MaralalMaralal · Kenya
- Diocese of MarawiMarawi · Philippines
- Diocese of MarbelMarbel · Philippines
- Diocese of MargaritaMargarita · Venezuela
- Diocese of Maria EinsiedelnMaria Einsiedeln · Switzerland
- Archdiocese of MarianaMariana · Brazil
- Diocese of MariannhillMariannhill · South Africa
- Archdiocese of MaringáMaringá · Brazil
- Diocese of Maroua–MokoloMaroua–Mokolo · Cameroon
- Diocese of MarquetteMarquette · United States
- Diocese of MarsabitMarsabit · Kenya
- Archdiocese of MarseilleMarseille · France
- Diocese of MaríliaMarília · Brazil
- Diocese of MasakaMasaka · Uganda
- Diocese of MasanMasan · South Korea
- Diocese of MasbateMasbate · Philippines
- Diocese of Massa Carrara–PontremoliMassa Carrara–Pontremoli · Italy
- Diocese of Massa Marittima–PiombinoMassa Marittima · Italy
- Diocese of MasvingoMasvingo · Zimbabwe
- Diocese of MatadiMatadi · Democratic Republic of the Congo
- Diocese of MatagalpaMatagalpa · Nicaragua
- Diocese of Matamoros–ReynosaAlfredo V. Bonfil · Mexico
- Diocese of MatanzasMatanzas · Cuba
- Diocese of MatehualaMatehuala · Mexico
An independent guide compiled from published sources. Coverage varies by diocese.