NPRO
| Acronym | Definition |
|---|---|
| NPRO | National Photographers' Rights Organization |
| NPRO | Non Planar Ring Oscillator |
| NPRO | Northern Panhandle Regional Office (Wheeling, WV) |
| NPRO | N-Terminal Protease |
| NPRO | Naval Plant Representative Office |
| NPRO | Naval Petroleum Reserves Office |
| NPRO | Non-Process Run-Out (punch card readers) |
| NPRO | National Public Radio Online |
| NPRO | National Performance Review Office |