| Year | From | To | ||
|---|---|---|---|---|
| 1317 | Diocese of Toulouse, France | Elevated | Archdiocese of Toulouse, France | Elevated |
| 1317 | Archdiocese of Narbonne, France | Territory Lost | Diocese of Alet, France | Erected |
| 1317 | Diocese of Albi, France | Territory Lost | Diocese of Castres, France | Erected |
| 1317 | Diocese of Agen, France | Territory Lost | Diocese of Condom, France | Erected |
| 1317 | Diocese of Toulouse, France | Territory Lost | Diocese of Lavaur, France
Diocese of Saint-Papoul, France | Erected |
| 1317 | Diocese of Poitiers, France | Territory Lost | Diocese of Maillezais, France | Erected |
| 1317 | Diocese of Mirepoix, France
Diocese of Pamiers, France | Erected | ||
| 1317 | Diocese of Cahors, France
Diocese of Toulouse, France | Territory Lost | Diocese of Montauban, France | Erected |
| 1317 | Diocese of Pamiers, France | Territory Lost | Diocese of Rieux, France | Erected |
| 1317 | Archdiocese of Narbonne, France | Territory Lost | Diocese of Saint-Pons-de-Thomi鑽es, France | Erected |
| 1317 | Diocese of P駻igueux (Vesuna), France | Territory Lost | Diocese of Sarlat, France | Erected |
| 1317 | Diocese of Limoges, France | Territory Lost | Diocese of Tulle, France | Erected |
| 1317 | Diocese of Rodez, France | Territory Lost | Diocese of Vabres, France | Erected |
| 1820 | Archdiocese of Baltimore, Maryland, USA | Territory Lost | Diocese of Charleston, South Carolina, USA (North and South Carolina and Georgia)
Diocese of Richmond, Virginia, USA (Entire state of Virginia) | Erected |
| 1835 | Society of the Catholic Apostolate | Decretum Laudis | ||
| 1882 | Diocese of Kingston, Ontario, Canada (Peterborough, Northumberland, Durham, and Victoria Counties)
Vicariate Apostolic of Northern Canada (Muskoka and Parry Sound Districts) | Name Changed | Diocese of Peterborough, Ontario, Canada | Name Changed |
| 1882 | Diocese of Ottawa, Ontario, Canada
Archdiocese of Saint-Boniface, Manitoba, Canada Diocese of Trois-Rivi鑽es, Qu饕ec, Canada | Territory Lost | Vicariate Apostolic of Pontiac, Ontario, Canada | Erected |
| 1887 | Diocese of Vizagapatnam, India | Territory Lost | Diocese of Nagpur, India | Erected |
| 1936 | Diocese of Los Angeles-San Diego, California, USA (Imperial, Riverside, San Bernardino, and San Diego Counties) | Territory Lost | Diocese of San Diego, California, USA | Erected |
| 1936 | Diocese of Los Angeles-San Diego, California, USA | Elevated | Archdiocese of Los Angeles, California, USA | Elevated |
| 1936 | Diocese of Monterey-Fresno, California, USA (from San Francisco) | Metropolitan Changed | ||
| 1936 | Diocese of Tucson, Arizona, USA (from Santa Fe to Los Angeles) | Metropolitan Changed | ||
| 1939 | Vicariate Apostolic of Upper Congo {Congo Superiore}, Congo (Dem. Rep.) | Name Changed | Vicariate Apostolic of Baudouinville, Congo (Dem. Rep.) | Name Changed |
| 1939 | Prefecture Apostolic of Mount Currie, South Africa | Elevated | Vicariate Apostolic of Kokstad, South Africa | Elevated |
| 1939 | Prefecture Apostolic of Lang S?n et Cao Bang, Viet Nam | Elevated | Vicariate Apostolic of Lang S?n et Cao Bang, Viet Nam | Elevated |
| 1939 | Prefecture Apostolic of Peng-yang, Korea (North) | Elevated | Vicariate Apostolic of Heijo, Korea (North) | Elevated |
| 1939 | Prefecture Apostolic of Yangku [Yanggu], China | Elevated | Vicariate Apostolic of Yangku [Yanggu], China | Elevated |
| 1939 | Vicariate Apostolic of Foumban, Cameroon (Bafia) | Territory Lost | Vicariate Apostolic of Yaound?, Cameroon | Territory Added |
| 1939 | Diocese of Osaka, Japan (Nara and Mie) | Territory Lost | Prefecture Apostolic of Kyoto, Japan | Territory Added |
| 1946 | Diocese of Allahabad, India (Goraldipur, Azamgarli, Ballia, Jaunpur, Ghezipur, Behares, and Mirza) | Territory Lost | Prefecture Apostolic of Gorakhpur, India | Erected |
| 1950 | Archdiocese of Siracusa e Ragusa, Italy (Giarralana) | Territory Lost | Diocese of Noto, Italy | Territory Added |
| 1950 | Diocese of Noto, Italy (Buccheri, Ferla, Gassaro, Buscemi, and Palatolo Acreide) | Territory Lost | Archdiocese of Siracusa e Ragusa, Italy | Territory Added |
| 1950 | Vicariate Apostolic of Ipamu, Congo (Dem. Rep.) (Boundaries adjusted)
Vicariate Apostolic of Koango o Kwango, Congo (Dem. Rep.) (Boundaries adjusted) | Territory Added | ||
| 1958 | Diocese of Aterrado, Brazil (Araujos and Perdig穉)
Archdiocese of Belo Horizonte, Minas Gerais, Brazil (Divin?polis, Carmo de Caiur?, Claudio, Itapecerica, Itauna, Mateus Lerne, Nova Serrana, Para de Minas, Pitangui, S縊 Gon軋lo de Para, and On軋 of Pequi) | Territory Lost | Diocese of Divin?polis, Minas Gerais, Brazil | Erected |
| 1966 | Archdiocese of Saint Paul, Minnesota, USA | Name Changed | Archdiocese of Saint Paul and Minneapolis, Minnesota, USA | Name Changed |
| 1966 | Territorial Prelature of Davao, Philippines | Elevated | Diocese of Davao, Philippines | Elevated |
| 1975 | Congregation for Divine Worship, Roman Curia
Congregation of the Discipline of the Sacraments, Roman Curia | United | Congregation for Sacraments and Divine Worship, Roman Curia | United |
| 1978 | Diocese of San Mart?n, Argentina (Partido of General Sarmiento) | Territory Lost | Diocese of San Miguel, Argentina | Erected |
| 1985 | Diocese of Cairns, Australia (Islands of Kawa, Mata Kawa, and Kussa) | Territory Lost | Diocese of Daru, Papua New Guinea | Territory Added |
| 1992 | Diocese of Tacna, Peru | Name Changed | Diocese of Tacna y Moquegua, Peru | Name Changed |
| 2000 | Diocese of Santa Cruz del Quich?, Guatemala | Name Changed | Diocese of Quich?, Guatemala | Name Changed |
| 2006 | Nunciature to Monaco | Established | ||
| 2013 | Diocese of Sulaimaniya (Chaldean), Iraq | Suppressed | Archdiocese of Kerkūk (Chaldean), Iraq | Territory Added |
| 2014 | Prefecture Apostolic of Makokou, Gabon | Elevated | Vicariate Apostolic of Makokou, Gabon | Elevated |
| 2019 | Apostolic Exarchate of Italy, Faithful of the Ukrainian Catholic Church (Ukrainian) | Erected | ||
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