| Acronym | Meaning |
| COH | Certificate of Habitation (license; various locations) |
| COH | Cessation of Hostilities |
| COH | City of Houston |
| COH | Commission on HIV (Los Angeles, CA) |
| COH | Complex Overhaul |
| COH | Contracting Overhead |
| COH | Corporal of Horse |
| COH | County of Hawaii (Hilo, HI) |