| FORS Instrumental Mask Simulator | Academic & Science |
| Financial Information Management System | Accounts and Finance |
| Facility Information Management System | Business |
| Federation Internationale de Medecine du Sport | Business |
| Farook Institute of Management Studies | Business |
| Field Information Management System | Business |
| Foreigner Identification Management System | Business |
| Funding Information Management System | Business |
| Florida Inorganic Mini Symposium | Community |
| First International Mathematics Study | Community |
| Folklore Institute Monograph Series | Community |
| Fort Irwin Middle School | Community |
| Facilities Information Management System | Computing |
| Foundation Information Management System | Computing |
| Framework for Interoperable Media Services | General |
| Florida Inorganic and Materials Symposium | General |
| Framework for Interoperability of Media Services | General |
| Family Identification Mapping System | General |
| Flow Injection Mercury System | General |
| Ford Information Management System | General |
| Fountain International Magnet School | International |
| FedEx International Mail Service | International |
| Fiber Introduction Mass Spectrometry | Medical |
| Fédération Internationale de Medicine Sportive | Medical |
| Fast Integrated Mobility Spectrometer | Physics Related |
| Field Intensity Measuring Sustem | Physics Related |
| Fleet Image Management System | Softwares |
| Forms Interface Management System | Softwares |
