MHSL
| Acronym | Definition |
|---|---|
| MHSL | Mountain Hi Swim League (Colorado) |
| MHSL | Modern High-Security Locks (Steven Hampton book) |
| MHSL | Middleton Health Sciences Library (Wisconsin) |
| MHSL | Mervin Holmes Sales Ltd (London, ON, Canada import and distribution company) |
| MHSL | Montwood High School Library (El Paso, TX) |