| Term | Full Form | Category |
|---|---|---|
| OHNC | Occupational Health Nurse Consultant | Others |
| OHNC | Occupational Health Nursing Certificate | Others |
| OHNC | Ocean Hyperbaric Neurologic Center | Others |
| OHNC | Okoa Herbs Nutrition Clinic | Others |
| OHNC | Old Harbor Native Corp | Others |
| OHNC | Old Harbor Native Corporation | Others |
| OHNC | Opportunistic Hybrid Network Coding | Others |
| OHNC | Oral and Head and Neck Cancer | Others |
| OHNC | Oral Head and Neck Cancer | Others |
| OHNC | Ordered hierarchical nanostructured carbon | Others |
| OHNC | Orient Heights Neighborhood Council | Others |