Changes in Ecclesiastical Jurisdictions in Ecuador

Date	Change
1545.01.08	Diocese of Quito was established (from Diocese of Lima and became suffragan of Sevilla)
1786.07.01	Diocese of Cuenca was established (from Diocese of Quito and became suffragan of Lima)
1835.09.22	Diocese of Quito lost territory to Diocese of Popayán
1838.01.29	Diocese of Guayaquil was established (from Diocese of Cuenca and became suffragan of Lima)
1848.01.13	Diocese of Quito was promoted as Metropolitan Archdiocese of Quito (with suffragan sees Cuenca and Guayaquil)
1862.12.29	Diocese of Bolivar was established (from Diocese of Cuenca and became suffragan of Quito)
1862.12.29	Diocese of Ibarra was established (from Metropolitan Archdiocese of Quito and became suffragan of Quito)
1862.12.29	Diocese of Loja was established (from Diocese of Cuenca and became suffragan of Quito)
1870.03.23	Diocese of Portoviejo was established (from Metropolitan Archdiocese of Quito and Diocese of Guayaquil and became suffragan of Quito)
1871.02.07	Apostolic Vicariate of Napo was established (from Metropolitan Archdiocese of Quito)
1886.10.04	Apostolic Prefecture of Canelos y Macas was established (from Apostolic Vicariate of Napo)
1893.02.17	Apostolic Vicariate of Méndez y Gualaquiza was established (from Apostolic Vicariate of Napo)
1893.02.17	Apostolic Vicariate of Zamora was established (from Apostolic Vicariate of Napo)
1924.04.16	Apostolic Prefecture of San Miguel de Sucumbíos was established (from Apostolic Vicariate of Napo)
1930.02.19	Apostolic Prefecture of Canelos y Macas was renamed as Apostolic Prefecture of Canelos
1945.12.14	Apostolic Prefecture of Esmeraldas was established (from Diocese of Portoviejo)
1948.02.28	Diocese of Ambato was established (from Metropolitan Archdiocese of Quito and became suffragan of Quito)
1948.07.15	Apostolic Vicariate of Los Ríos was established (from Diocese of Guayaquil)
1951.04.12	Apostolic Vicariate of Méndez y Gualaquiza was renamed as Apostolic Vicariate of Méndez
1951.09.10	Apostolic Vicariate of Los Ríos was promoted as Territorial Prelature of Los Ríos (became suffragan of Quito)
1953.11.16	Apostolic Prefecture of Aguarico was established (from Apostolic Vicariate of Napo)
1954.07.26	Territorial Prelature of El Oro was established (from Diocese of Guayaquil and Diocese of Loja and became suffragan of Quito)
1955.08.25	Diocese of Bolivar was renamed as Diocese of Riobamba
1956.01.22	Diocese of Guayaquil was promoted as Metropolitan Archdiocese of Guayaquil (with suffragan sees Portoviejo, El Oro and Los Ríos)
1957.04.09	Diocese of Cuenca was promoted as Metropolitan Archdiocese of Cuenca (with suffragan see Loja)
1957.11.14	Apostolic Prefecture of Esmeraldas was promoted as Apostolic Vicariate of Esmeraldas
1957.11.14	Apostolic Prefecture of Galápagos was established (from Metropolitan Archdiocese of Guayaquil)
1957.12.29	Metropolitan Archdiocese of Cuenca lost territory to Diocese of Riobamba
1957.12.29	Diocese of Guaranda was established (from Diocese of Riobamba and became suffragan of Cuenca)
1963.12.05	Diocese of Latacunga was established (from Metropolitan Archdiocese of Quito and became suffragan of Quito)
1964.09.29	Apostolic Prefecture of Canelos was promoted as Apostolic Vicariate of Canelos
1965.03.17	Diocese of Tulcán was established (from Diocese of Ibarra and became suffragan of Quito)
1968.06.26	Diocese of Azogues was established (from Metropolitan Archdiocese of Cuenca and became suffragan of Cuenca)
1969.01.31	Territorial Prelature of El Oro was promoted as Diocese of Machala
1976.05.18	Apostolic Vicariate of Canelos was renamed as Apostolic Vicariate of Puyo
1983.03.30	Military Vicariate of Ecuador was established
1984.07.02	Apostolic Prefecture of Aguarico was promoted as Apostolic Vicariate of Aguarico
1984.07.02	Apostolic Prefecture of San Miguel de Sucumbíos was promoted as Apostolic Vicariate of San Miguel de Sucumbíos
1986.07.21	Military Vicariate of Ecuador was promoted as Military Ordinariate of Obispado Castrense del Ecuador
1987.01.05	Territorial Prelature of Santo Domingo de los Colorados was established (from Metropolitan Archdiocese of Quito and became suffragan of Quito)
1991.02.22	Apostolic Vicariate of Zamora was renamed as Apostolic Vicariate of Zamora
1994.02.25	Diocese of Portoviejo was promoted as Metropolitan Archdiocese of Portoviejo (with suffragan see Santo Domingo de los Colorados)
1994.08.22	Territorial Prelature of Los Ríos was promoted as Diocese of Babahoyo
1996.08.08	Territorial Prelature of Santo Domingo de los Colorados was promoted as Diocese of Santo Domingo de los Colorados
2008.06.18	Diocese of Santo Domingo de los Colorados was renamed as Diocese of Santo Domingo
2008.07.15	Apostolic Prefecture of Galápagos was promoted as Apostolic Vicariate of Galápagos
2009.11.04	Diocese of San Jacinto de Yaguachi was established (from Metropolitan Archdiocese of Guayaquil and became suffragan of Guayaquil)
2015.10.08	Diocese of San Jacinto de Yaguachi was renamed as Diocese of San Jacinto
2022.02.02	Diocese of Daule was established (from Metropolitan Archdiocese of Guayaquil and became suffragan of Guayaquil)
2022.02.02	Diocese of Santa Elena was established (from Metropolitan Archdiocese of Guayaquil and became suffragan of Guayaquil)