Changes in Ecclesiastical Jurisdictionsin Laos | ![]() |
| Date | Change |
| 1938.06.14 | Apostolic Prefecture of Vientiane et Louang-Prabang was established (from Apostolic Vicariate of Laos) |
| 1950.12.21 | Apostolic Prefecture of Thakhek was established (from Apostolic Vicariate of Laos) |
| 1952.03.13 | Apostolic Prefecture of Vientiane et Louang-Prabang was promoted as Apostolic Vicariate of Vientiane |
| 1958.02.24 | Apostolic Prefecture of Thakhek was promoted as Apostolic Vicariate of Thakhek |
| 1963.03.01 | Apostolic Vicariate of Luang Prabang was established (from Apostolic Vicariate of Vientiane) |
| 1963.11.26 | Apostolic Vicariate of Thakhek was renamed as Apostolic Vicariate of Savannakhet |
| 1967.06.12 | Apostolic Vicariate of Pakse was established (from Apostolic Vicariate of Savannakhet) |
Last updated on 2026.04.12
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