OPI

OPI may refer to:

Organizations[edit]

Order of Perpetual Indulgence or Sisters of Perpetual Indulgence
The Office of Police Integrity, Victoria, Australia

Science and technology[edit]

Places[edit]

Opi, Abruzzo, a comune in Italy
Opi (archaeological site), Enugu State, Nigeria

Other uses[edit]

Over the phone interpreting
Oral Proficiency Interview
OPI Products, a US nail polish manufacturer
Opi, an Igbo musical instrument
Oremus Pro Invicem, Latin for Let us Pray for each other (see List of Latin phrases (O))

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