| Abbreviation | Definition |
|---|---|
| WSA | World Snowmobile Association |
| WSBA | Wisconsin Scale Boating Association |
| WSBAA | Western States Boating Administrator's Association |
| WSBS | Wisconsin State Button Society |
| WSCC | Winnipeg Sports Car Club |
| WSHF | Wilderness Survival, Hiking and Camping |
| WSJC | Writers' Society of Jefferson County |
| WSP | World Series of Philately |
| WSPR | Wheeling Society of Paranormal Research |
| WSPS | Waukegan Sail and Power Squadron |
| WSS | Wisconsin Speleological Society |
| WSS | World Ship Society |
| WSSA | Watercolour Society of South Africa |
| WSSA | Wyoming State Snowmobile Association |
| WSSC | West Suburban Stamp Club |
| WSSK | WestSail Schooner Hull Kit |
| WSWF | Woodturners of SouthWest Florida |
| WTF | When Turtles Fly |
| WUTS | Weekend Under The Stars |
| WVPC | Wessex Vehicle Preservation Club |