CHST
| Acronym | Definition |
|---|---|
| CHST | Chamorro Standard Time (time zone) |
| CHST | Construction Health & Safety Technician |
| CHST | Canadian Health and Social Transfer |
| CHST | Centre for Human Service Technology (University of Southampton; UK) |
| CHST | Care Home Support Team (medical care; UK) |
| CHST | Cow Harbor Sailing Team (est. 1994; New York) |
| CHST | Czech Heritage Society of Texas (est. 1982) |