COHC
| Acronym | Definition |
|---|---|
| COHC | Citic Offshore Helicopter Co., Ltd. (China) |
| COHC | Certified Occupational Hearing Conservationist |
| COHC | Chemistry of Heterocyclic Compounds (journal) |
| COHC | Cost of Health Care |
| COHC | Central Ohio Heritage Circle |
| COHC | City of Oxford Hockey Club |