| Abbreviation | Definition |
|---|---|
| WPH | Hartford Wolf Pack |
| WPHA | Wisconsin Professional Horseman's Association |
| WPHL | Western Professional Hockey League |
| WPKA | Wisconsin Professional Karate Association |
| WPKA | World Profi Kickboxing Association |
| WPLL | West Point Little League |
| WPO | World Poker Open |
| WPO | World Powerlifting Organization |
| WPOC | Western Pennsylvania Orienteering Club |
| WPOL | Water Polo League |
| WPOL | Well Played Or Lucky |
| WPPF | World Pente Players Federation |
| WPPL | Wisconsin Practical Pistol League |
| WPPL | World Paintball Players League |
| WPPO | West Pembroke Pines Optimist Baseball |
| WPPO | Western Pennsylvania Paintball Organization |
| WPQ | World Point Qualifying |
| WPQHA | Western Pennsylvania Quarter Horse Association |
| WPRA | Women's Professional Rodeo Association |
| WPRC | Western Pennsylvania Race Club |