The following is the List of the Roman Catholic dioceses of Iran.
List of dioceses edit
Ecclesiastical Province of Tehran edit
- Archdiocese of Tehran (Chaldean)
Ecclesiastical Province of Cilicia edit
- Eparchy of Ispahan (Armenian)
Ecclesiastical Province of Urmya edit
- Archdiocese of Urmya (Chaldean)
- Diocese of Salmas (Chaldean)
Immediately Subject to the Holy See edit
- Archdiocese of Teheran-Isfahan (Latin)
Immediately Subject to the Patriarch edit
- Archeparchy of Ahwaz (Chaldean)