OCHM
| Acronym | Definition |
|---|---|
| OCHM | Ontario College of Homeopathic Medicine (Canada) |
| OCHM | Orthogonal Code-Hopping Multiplexing |
| OCHM | Ocean City Historical Museum (Ocean City, NJ) |
| OCHM | Orange County Historical Museum (Hillsborough, NC) |
| OCHM | Oakland Community Housing Management (Oakland, CA) |