| Acronym | Definition |
|---|
| LHSA | Lothian Health Services Archive (UK) |
| LHSA | Leica Historical Society of America |
| LHSA | Lutheran High School Association |
| LHSA | Lister Hall Students' Association (Canada) |
| LHSA | Local Housing Systems Analysis (UK) |
| LHSA | Lake Highlands Soccer Association (Dallas, TX) |
| LHSA | Londonderry HomeSchool Association (New Hampshire) |
| LHSA | Lowell Home and School Association (Madison, WI) |
| LHSA | Lubbock Home School Association (Texas) |
| LHSA | Lloyd Harbor School Association (New York) |
| LHSA | Lajes High School Alumni |
| LHSA | Louisiana Head Start Association |
| LHSA | Left Hand Support Arm |