| Organ Procurement Organization |
Healthcare |
OPO |
| Office Products Outlet |
Business Firm |
OPO |
| Orbiter Projects Office |
Space Science |
OPO |
| Porto |
Airport Code |
OPO |
| Old Post Office |
FBI File |
OPO |
| Ovamboland People's Organization |
African |
OPO |
| Owen, Patterson, & Owen |
Business Firm |
OPO |
| Porto airport |
Regional Airport Code |
OPO |
| Psion Opl Object File |
File Type |
OPO |
| Porto, Portugal |
Regional Airport Code |
OPO |
| optical parametric oscillator |
Government |
OPO |
| Operational Performance Objective |
Military |
OPO |
| Order Pizza for Operator |
Computer Assembly |
OPO |
| Object file (Psion OPL) |
File Extension |
OPO |
