OLHS
| Acronym | Definition |
|---|---|
| OLHS | Ocean Lakes High School (Virginia Beach, VA) |
| OLHS | Oxford-Lafayette Humane Society (Oxford, MS) |
| OLHS | Old Lyme Historical Society (Lyme, CT) |
| OLHS | On Line Help Solution |
| OLHS | Obstructive Left Heart Syndrome (cardiology) |
| OLHS | Old Lizard Head Series (geology; UK) |