| Abbreviation | Definition |
|---|---|
| WBLL | Wichita Box Lacrosse League |
| WBMC | World Beard and Moustache Championships |
| WBNA | Warmblood Breeders of North America |
| WBO | World Boxing Organization |
| WBOC | Women's Basketball Officiating Consortium |
| WBPL | Western Beer Pong League |
| WBRA | Washington Barrel Racing Association |
| WBRA | Wet Butt Riders Association |
| WBRK | Women's Bracket |
| WBRN | WSB Braves Radio Network |
| WBRPC | Wilkes Barre Rifle and Pistol Club |
| WBSA | Wayland Baseball and Softball Association |
| WBSA | Western Basin Sportfishing Association |
| WBSA | World Baseball Softball Association |
| WBSF | World Benchrest Shooting Federation |
| WBSI | Warren Baseball and Softball Inc. |
| WBSL | Warrior BETA Salary League |
| WBSL | Windham Baseball Softball League |
| WBTA | Washington Bridle Trails Association |
| WBTA | West Bend Tennis Association |