List of Roman Catholic dioceses in the Pacific Episcopal Conference explained

Episcopal Conference of the Pacific

See main article: Episcopal Conference of the Pacific.

Ecclesiastical Province of Agaña

• Archdiocese of Agaña
  • Diocese of Caroline Islands
  • Diocese of Chalan Kanoa
  • Prefecture of the Marshall Islands

Ecclesiastical Province of Nouméa

• Archdiocese of Nouméa
  • Diocese of Port-Vila
  • Diocese of Wallis et Futuna

Ecclesiastical Province of Papeete

• Archdiocese of Papeete
  • Diocese of Taiohae o Tefenuaenata

Ecclesiastical Province of Samoa-Apia

• Archdiocese of Samoa-Apia
  • Diocese of Samoa-Pago Pago
  • Mission Sui Iuris of Tokelau

Ecclesiastical Province of Suva

• Archdiocese of Suva
  • Diocese of Rarotonga
  • Diocese of Tarawa and Nauru
  • Mission Sui Iuris of Funafuti

Immediate Subject to the Holy See

• Roman Catholic Diocese of Tonga