| Financial Access Initiative | Business |
| Factory Asset Intelligence | Business |
| Fellow of ARMA International | Business |
| Financial Alignment Initiative | Business |
| Fauske and Associates, Incorporated | Business |
| Fertiliser Association of India | Community |
| Fighting Association of Ireland | Community |
| Facebook Audience Insights | Computing |
| Fournisseur d'Acces a Internet | Computing |
| Fully Automated Install | Computing |
| Field Aligned Irregularity | Earth Science |
| Welcome to Model Supply | General |
| Femoral Actetabular Impingement | General |
| FAfAdAfAration AAfAronautique Internationale | General |
| Fire Alarm Interface | General |
| Foot Ankle International | General |
| Frais Agence Inclus | General |
| Food and Agribusiness Institute | General |
| Food Allergy Intolerance | General |
| Future Automotive Industry | General |
| Frenchay Activities Index | General |
| Font Awesome Icon | General |
| Federazione Anarchica Informale | General |
| Family Affluence Index | General |
| Fail as Is | General |
| Festival de l'Automobile International | General |
| Federazione Degli Autotrasportatori Italiani | General |
| Fresh Air Intake | General |
| Fleet and Asset Intelligence | General |
| Fisker Automotive Inc. | General |
| Fujikura Automotive India | General |
| Fluocinolone Acetonide Intravitreal | General |
| Fabbrica Attrezzature Industriali | General |
| Femeroa Acetabular Impingement | General |
| Federation Aeronautique Internationale | General |
| Fellow of Aquarists International | General |
| Fondo Ambiente Italiano | General |
| Federation Aeronautique International | Governmental |
| Federal Acquisition Institute | Governmental |
| Frontier Alliance International | Governmental |
| Federación Anarquista Ibérica | Governmental |
| Federaci? Anarquista Ib?ica | Governmental |
| First Article Inspection | Governmental |
| Further Action Indicated | Governmental |
| Folk Alliance International | International |
| First Aid Injury | Medical |
| Femoroacetabular impingement | Medical |
| Femoral Acetabular Impingement | Medical |
| Free Androgen Index | Medical |
| Forget About It | Messaging |
| Fixed Asset Investment | Messaging |
| Fully Automatic Installation | Networking |
| F***ing A**holes of Ireland | Regional |
| Fairbanks International Airport, Fairbanks, Alaska USA | Regional |
| Football Association Ireland | Sports |
| Football Association of Ireland | Sports |
