| PWR | Pac West Racing 
| Others |
| PWR | Pacific Western Region
| Others |
| PWR | Parkinson Wellness Recovery
| Others |
| PWR | Partially Weathered Rock
| Others |
| PWR | Participatory Wealth Ranking
| Others |
| PWR | Party World Rasslin
| Others |
| PWR | Paul Walker Run
| Others |
| PWR | Paul Weel Racing
| Others |
| PWR | Paul Wheel Radiators
| Others |
| PWR | Performance Weight and Responsiveness
| Others |
| PWR | Performance Weighted Rank
| Others |
| PWR | Performance Weighting and Responsiveness
| Others |
| PWR | Personalized Web Response
| Others |
| PWR | Pharmacy Wholesalers Russells
| Others |
| PWR | Philippine Wrestling Revolution
| Others |
| PWR | Plasmon Waveguide Resonance
| Others |
| PWR | Porsche World Roadshow
| Others |
| PWR | Port Walter Airport
| Others |
| PWR | Portable Wireless Router
| Others |
| PWR | Postsecondary and Workforce Readiness
| Others |
| PWR | Power
| Others |
| PWR | Power Wagon Registry
| Others |
| PWR | Power Wirewound Resistor
| Others |
| PWR | Powering Worldclass Results
| Others |
| PWR | Prayer Worship and Relaxation
| Others |
| PWR | Pre-Positioned Wartime Reserves
| Others |
| PWR | Pressure Water Reactor
| Others |
| PWR | Pressurised Water Reactor
| Others |
| PWR | Pressurized Water Reactor
| Others |
| PWR | Pressurized water reactors
| Others |
| PWR | Prevailing Wage Rate
| Others |
| PWR | Prevention Wellness And Rehabilitation
| Others |
| PWR | Pro Wrestling Report
| Others |
| PWR | Pro Wrestling Rewind
| Others |
| PWR | Professional Weight Reduction
| Others |
| PWR | Professional Writing and Rhetoric
| Others |
| PWR | Program for Writing and Rhetoric
| Others |
| PWR | Program in Writing and Rhetoric
| Others |