Date | Event | From | To |
Diocese of Zamboanga |
10 April 1910 | Erected | Diocese of Cebu
Diocese of Jaro o Santa Elisabetta
| Diocese of Zamboanga (erected)
|
20 January 1933 | Territory Lost | Diocese of Zamboanga (Surigao (with islands of Dinagat and Siargao), Agusom, Eastern Misamis (with island of Camiguin), Western Misamis, Bukidnon, and Southern part of Lanao)
| Diocese of Cagayan de Oro (erected)
|
28 April 1934 | Metropolitan Changed | | Diocese of Zamboanga (from Manila)
|
17 December 1949 | Territory Lost | Diocese of Zamboanga (Davao)
| Territorial Prelature of Davao (erected)
|
11 August 1950 | Territory Lost | Diocese of Zamboanga (Cotabato and Sulu)
| Territorial Prelature of Cotabato and Sulu (erected)
|
29 June 1951 | Metropolitan Changed | | Diocese of Zamboanga (from Cebu)
|
Archdiocese of Zamboanga |
19 May 1958 | Elevated | Diocese of Zamboanga
| Archdiocese of Zamboanga
|
12 October 1963 | Territory Lost | Archdiocese of Zamboanga (Basilan City)
| Territorial Prelature of Isabela (erected)
|
31 July 1967 | Territory Lost | Archdiocese of Zamboanga (Zamboanga dei Norte)
| Diocese of Dipolog (erected)
|
12 November 1971 | Territory Lost | Archdiocese of Zamboanga (Pagadian with Libangan, Dimataling with Tabina and Midsahip, Dinas, San Miguel, Dumalinao, San Pablo, Tukuran, Aurora, Domingag, Mahayag, Molave, Ramon Magsaysay, and Tambulig)
| Diocese of Pagadian (erected)
|
24 December 1979 | Territory Lost | Archdiocese of Zamboanga (Alicia, Buug, Ipil, Kabasalan, Mabuhay, Malangas, Margosatubig, Siay, and Subanipa)
| Territorial Prelature of Ipil (erected)
|