| Abbreviation | Definition |
|---|---|
| WACS | World Association of Cooks' Societies |
| WADC | Western Art Directors Club |
| WADP | World Association for the Development of Philately |
| WADS | Washington Dendrobatid Society |
| WAFV | Westlandse Amateur Fotografen Vereniging |
| WAG | Wallowing Admirers Group |
| WAGG | Waterloo Area Greyhound Group |
| WAGS | Welsh American Genealogical Society |
| WAGS | Wheeling Area Geneology Society |
| WAGS | Whittier Area Genealogical Society |
| WAML | Weirdos of Anime Mailing List |
| WAMM | Western Association of Mooney Mites |
| WAMS | Washington Agate and Mineral Society |
| WAMS | Weatherford Aero Modeling Society |
| WAO | Port Orchard, Washington Chapter |
| WAOF | Wasabi Anime Of Florida |
| WAOW | Women Artists Of the West |
| WAQG | West Alabama Quilter's Guild |
| WASA | Western Action Shootists Association |
| WASG | Western Australian Speleological Group |