History
- Established as Titular Episcopal See of Oropus (latine) / Oropo (Italiano)
- 1925: Renamed as Titular Episcopal See of Oropus (latine) / Oropa (Italiano) / Oropo (Italiano)
- 1927: Renamed as Titular Episcopal See of Oropus (latine) / Oropo (Italiano)
- 1929: Renamed as Titular Episcopal See of Oropus (latine) / Oropo (Italiano) / Oropen(us) (Latin)
- 1933: Suppressed