| OFA | Obama For America 
| Others |
| OFA | Object Free Area
| Others |
| OFA | Occipital Face Area
| Others |
| OFA | Occupational First Aid
| Others |
| OFA | Off Facebook Activity
| Others |
| OFA | Office for Aging
| Others |
| OFA | Office for Faculty Affairs
| Others |
| OFA | Office For the Arts
| Others |
| OFA | Office of Faculty Affairs
| Others |
| OFA | Office of Family Assistance
| Others |
| OFA | Office of Federal Acknowledgment
| Others |
| OFA | Office of Federal Activities
| Others |
| OFA | Office of Finance and Administration
| Others |
| OFA | Office of Financial Aid
| Others |
| OFA | Office of Financial Assistance
| Others |
| OFA | Office of Fiscal Analysis
| Others |
| OFA | Office of Flight Assurance
| Others |
| OFA | Ohio Florists Association
| Others |
| OFA | Old Farmers Almanac
| Others |
| OFA | Old Fortunates Association
| Others |
| OFA | Onafhankelijke Fanclub Ajax
| Others |
| OFA | One For All
| Others |
| OFA | Online Fellowship Application
| Others |
| OFA | Ontario Federation of Agriculture
| Others |
| OFA | Open Fabrics Alliance
| Others |
| OFA | Open Frontal Area
| Others |
| OFA | Opera For Android
| Others |
| OFA | Operational First Aider
| Others |
| OFA | Optical Fiber Amplifier
| Others |
| OFA | Optimal Flexible Architecture
| Others |
| OFA | Oracle File Architecture
| Others |
| OFA | Oracle Financial Analyser
| Others |
| OFA | Oracle Financial Analyzer
| Others |
| OFA | Oracle Flexible Architecture
| Others |
| OFA | Oracle Fusion Applications
| Others |
| OFA | Oracle Fusion Architecture
| Others |
| OFA | Order Flow Analytics
| Others |
| OFA | Order for Arrest
| Others |
| OFA | Oregon Football Association
| Others |
| OFA | Oregon Fuels Association
| Others |
| OFA | Organic Farmers Association
| Others |
| OFA | Organization of Flying Adjusters
| Others |
| OFA | Organizing For A**holes
| Others |
| OFA | Organizing for Action
| Others |
| OFA | Organizing For America
| Others |
| OFA | Orphan Foundation of America
| Others |
| OFA | Orthapedic Foundation for Animals
| Others |
| OFA | Orthopedic Foundation for Animals
| Others |
| OFA | Orthopedic Foundation of America
| Others |
| OFA | Orthopedic Foundation of Animals
| Others |
| OFA | Ortopedic Foundation for Animals
| Others |
| OFA | Osteochondrosis Foundation for Animals
| Others |
| OFA | Ouest France Auto
| Others |
| OFA | Our Family in Africa
| Others |
| OFA | Out For Action
| Others |
| OFA | Outlaw Fuel Altered
| Others |
| OFA | Outlook For Android
| Others |
| OFA | Outsourcing Facility Association
| Others |
| OFA | Outstanding Faculty Awards
| Others |
| OFA | Oxygenated Fuels Association
| Others |