The meaning of the Acronym OHA is...

OHA is

• Ontario Hospital Association
• Ohio Hospital Association

More Meanings For OHA:

• Office of Historic Alexandria, VA
• One Handed Apps
• Ontario Hospital Association
• Ohio Hospital Association
• Oral Hypoglycemic Agent
• Old Hobartians Association
• A Office Of Hawaii's Association
• A Office Of Hawaiis Association
• Overseas Housing Allowance
• Orbital Height Adjustment Maneuver
• Operational Hazard Analysis
• Office Of Hawaiian Affairs
• Office of Hearings and Appeals
• Overseas Housing Allowance
• Oregon Hunters Association

OHA is also in:

• Hospitals
• Military
• NASA
• Physiology
• Professional Organizations
• Sports
• State and Local
• Unfiled
• US Government