| PHW | Hot Water Pressure washer 
| Others |
| PHW | Pantone Hex Wreck
| Others |
| PHW | Park Heights Warriors
| Others |
| PHW | Partners in Health and Wholeness
| Others |
| PHW | Partnership to Health through Water
| Others |
| PHW | Patrick Henry Winston
| Others |
| PHW | Patrick Henry Winston, author
| Others |
| PHW | Paul H. Way, Artist
| Others |
| PHW | Pentagon Hell Warrior
| Others |
| PHW | PhotoWebber Session File
| Others |
| PHW | Physician Health and Wellness
| Others |
| PHW | Pin Head Wrestling
| Others |
| PHW | Political Handbook of the World
| Others |
| PHW | Potable Hot Water
| Others |
| PHW | Potential Hourly Wage
| Others |
| PHW | Potomac Heights Wrestling
| Others |
| PHW | PowerHouse Wrestling
| Others |
| PHW | Presbyterian Hospital of Winnsboro
| Others |
| PHW | Preservation of Historic Winchester
| Others |
| PHW | Pressurized Heavy Water
| Others |
| PHW | Pressurized Hot Wash
| Others |
| PHW | Pride and Honor Wrestling
| Others |
| PHW | Primary HeadWater
| Others |
| PHW | Private Hochschule Wirtschaft
| Others |
| PHW | Proclaiming His Word
| Others |
| PHW | Productive Healthy Workplaces
| Others |
| PHW | Programmable Hardware
| Others |
| PHW | Progressive House Worldwide
| Others |
| PHW | Psychologically Healthy Workplace
| Others |
| PHW | Psychotic Hardcore Wrestling
| Others |
| PHW | Public Health Wales
| Others |
| PHW | Public Health Warning
| Others |
| PHW | Public Health Week
| Others |
| PHW | Public Health Workforce
| Others |
| PHW | Public History Weekly
| Others |
| PHW | Pure Hybrid Wrestling
| Others |
| PHW | VRMS Purchase History Warehouse
| Others |
| PHW | Zu-Avis Phalaborwa Airport, Phalaborwa, South Africa
| Others |