| Acronym | Definition |
|---|
| HSWC➣Humane Society of Williamson County (Leander, TX) |
| HSWC➣Humane Society of Washington County (Hagerstown, MD) |
| HSWC➣High Speed Wireless Communication |
| HSWC➣Howard S. Wright Constructors (est. 1885) |
| HSWC➣Hiawatha Sustainable Woods Cooperative (Fountain City, WI) |
| HSWC➣Humane Society of Wayne County (New York) |