| OHP | Agency Occupational Health Program 
| Others |
| OHP | Object Health Points
| Others |
| OHP | Observatoire de Haute Provence
| Others |
| OHP | Occupational Health Program
| Others |
| OHP | Occupational Health Psychologist
| Others |
| OHP | Occupational Health Psychology
| Others |
| OHP | Ochsner Health Plan
| Others |
| OHP | Off Host Processing
| Others |
| OHP | Office of Health Policy
| Others |
| OHP | Office of Historic Preservation
| Others |
| OHP | Official Home Page
| Others |
| OHP | Ohio Hi Point
| Others |
| OHP | Ohio Hobby Plus
| Others |
| OHP | Ohio Hospital for Psychiatry
| Others |
| OHP | Oklahoma Highway Patrol
| Others |
| OHP | Oliver Hazard Perry
| Others |
| OHP | On-Hold Player
| Others |
| OHP | On-Line Health Products
| Others |
| OHP | One Health Port
| Others |
| OHP | Ontario Health Premium
| Others |
| OHP | Open Hairpin
| Others |
| OHP | Open Homes Photography
| Others |
| OHP | Open Humanities Press
| Others |
| OHP | Open Hypermedia Protocol
| Others |
| OHP | Operative Hours Per
| Others |
| OHP | Oregon Health
| Others |
| OHP | Oregon Health Plan
| Others |
| OHP | Oregon Highway Plan
| Others |
| OHP | Outer Helmholtz Plane
| Others |
| OHP | Over Head Press
| Others |
| OHP | Over Head Projector
| Others |
| OHP | Over Heat Protection
| Others |
| OHP | Overhead Power
| Others |
| OHP | OverHead Projector
| Others |
| OHP | Overnight Host Program
| Others |