CCHO
| Acronym | Definition |
|---|---|
| CCHO | Certified Chemical Hygiene Officer (National Registry of Certified Chemists; Washington, DC) |
| CCHO | Climate Change and Health Office (Canada) |
| CCHO | Council of Community Housing Organizations (San Francisco, CA) |
| CCHO | Council of Chronic Hospitals of Ontario (Canada) |
| CCHO | colloidal carbohydrate |
| CCHO | Cancer Control and Health Outcomes Committee (clinical research) |
| CCHO | Canadian Charity Hockey Organization (Ontario, Canada) |