| Acronym | Definition |
|---|
| DPO | Direct Public Offering (finance/investment) |
| DPO | Direct Public Offering |
| DPO | Dayton Philharmonic Orchestra (Ohio) |
| DPO | District Police Officer (Pakistan) |
| DPO | Digital Phosphor Oscilloscope |
| DPO | Days Payables Outstanding |
| DPO | Document Process Outsourcing |
| DPO | Divisional Police Officer |
| DPO | Distribution Process Owner |
| DPO | Days Past Ovulation |
| DPO | Deputy Probation Officer (various locations) |
| DPO | Delta Phi Omega |
| DPO | Data Phase Optimization |
| DPO | Disaster Psychiatry Outreach |
| DPO | Disabled Persons' Organization (Nassau, New Providence, Bahamas; est. 1981) |
| DPO | Disabled Peoples' Organization |
| DPO | Development Plan Overlay (Australia) |
| DPO | Dynamic Positioning Operator |
| DPO | Direct Purchase Order |
| DPO | Devonport, Tasmania, Australia - Devonport (Airport Code) |
| DPO | Deputy Principal Officer |
| DPO | Delta Psi Omega (national honorary theatre fraternity) |
| DPO | Dial Pulse Originating |
| DPO | Dreaded Previous Owner |
| DPO | Discontinued Post Office |
| DPO | Dumb Previous Owner |
| DPO | Data Processing Organization |
| DPO | Development Project Officer |
| DPO | Development Partnering Organization |
| DPO | Drug Pricing Organization |
| DPO | Divisional Petty Officer (Canadian Forces) |
| DPO | Designated Procurement Officer |
| DPO | Designer Plumbing Outlet.com |
| DPO | Designated Police Officer |
| DPO | Data Path Optimizer |
| DPO | Darren Peter Oswald (The X Files TV series character) |
| DPO | Diplomatic Post Office |
| DPO | Douglass Post Office (Rutgers College) |
| DPO | Director of Plant Operations (various organizations) |
| DPO | Dat Phan Online |
| DPO | Decentralized Project Office |
| DPO | Discounted Pay Off (finance) |
| DPO | Depot Property Officer |
| DPO | Display Purposes Only |
| DPO | Dear/Dreaded/Dumb Previous Owner |
| DPO | Division of Production Operations (DOE) |
| DPO | Directed Planning Option |
| DPO | DWDM PON Overlay |
| DPO | District Program Office |
| DPO | Defence Procurement Office (various nations) |
| DPO | Diagramme des Procédures Opérationelles (French: Operational Procedure Diagram) |
| DPO | Disaster Preparedness Office/r |
| DPO | Dallas Praise Orchestra (Texas) |
| DPO | Divisional Purchase Order |