| Farmers' Electric Cooperative | Academic & Science |
| Further Education College | Academic & Science |
| Federal Electronics Challenge | Academic & Science |
| Fast Easy Credit | Academic & Science |
| Feira De Santana | Airport Code |
| Far East.gdr | Business |
| Federated Electrical Contractors | Business |
| Financial Empowerment Center | Business |
| Faculty Effort Certification | Business |
| Financial Evaluations Committee | Business |
| Fortin Equipment Company | Business |
| First Electric Company | Business |
| Ferro-electric Liquid Crystal | Chemistry |
| Fuel and Energy Consumption | Community |
| Fellowship of Evangelical Churches | Community |
| Fusion Energy Conference | Community |
| Fujian Evangelical Church | Community |
| Future Eternal Companion | Community |
| Frame Erasure Concealment | Computer and Networking |
| Fast Ether Channel | Computing |
| Front-End Electronic Card | Computing |
| Front End Controller | Computing |
| Finland Estonia Connection | Computing |
| Forward Erasure Correction | Computing |
| forward error correction (computer) | Computing |
| Florida East Coast | Earth Science |
| Fabrication Evaluation Chip | Electronics |
| Forward Error Correcting | Electronics |
| Fuel Economy Calculator | General |
| Formula E Championship | General |
| Ford Escort Cosworth | General |
| Front Electrical Centre | General |
| Ford Export Corporation | General |
| Ford Explorer Club | General |
| Florida Evaluation Center | General |
| Ford Escort Club | General |
| Ford Escort Cabriolet | General |
| Food Engineering Club | General |
| Forwarding Equivalency Class | General |
| Future England Captain | General |
| Foundations for English Communication | General |
| Fulton El Camino | General |
| Federal Evasion Conspiracy | General |
| Fully Enclosed Coil | General |
| Fecal Egg Counts | General |
| Fire Extinguisher Cabinet | General |
| Forward Exchange Contract | General |
| Family Enrichment Center | General |
| Family Entertainment Centers | General |
| Fecal Egg Count | General |
| Fully Equipped Cab | General |
| Fuel Efficient Car | General |
| A Forward Equivalence Class | General |
| Forward Error Code | General |
| Friends Of Exceptional Children | General |
| Failure To Enforce Commission | General |
| Flash Exposure Compensation | General |
| Forware Error Correction | General |
| Far End Correction | General |
| Family Executive Council | Governmental |
| Force Enquiry Centre | Governmental |
| Full Economic Citizenship | Governmental |
| Full Economic Costing | Governmental |
| Federal Executive Council | Governmental |
| Full Employment Council | Governmental |
| Federation of Egalitarian Communities | Governmental |
| Federal Election Commission | Governmental |
| Freestanding Emergency Center | Healthcare |
| Forward Error Correction | Information Technology |
| Federación Española de Cuadros | International |
| Fluorouracil, Ebirubicin, Cyclophosphamide | Medical |
| Forced Expiratory Capacity | Medical |
| Far East Command | Military and Defence |
| Forwarding Equivalence Class | Networking |
| Fast Ethernet Controller | Networking |
| Field Engineering Change | Space Science |
| Forward Events Controller | Space Science |
| Foreign Exchange Certificate | Stock Exchange |
