PMO
PMO is an abbreviation for:
- Państwowe Muzeum Auschwitz-Birkenau , see State Museum Auschwitz-Birkenau
- Parties and mass organizations , see property of parties and mass organizations of the GDR
- PayMaster's Office , the European office for the determination and processing of individual claims
- Phosphorodiamidate Morpholino Oligomers (PMOs)
- Planetary-Mass Object , in astronomy an object of planetary mass
- Polymethylene oxide , an alternative name for the plastic polyformaldehyde
- Project Management Office , see Project Office # Project Management Office
- the IATA code of Palermo-Punta Raisi airport
