| FEC | A Forward Equivalence Class 
| Others |
| FEC | Fabrication Evaluation Chip
| Others |
| FEC | Faculty Effort Certification
| Others |
| FEC | Failure To Enforce Commission
| Others |
| FEC | Family Enrichment Center
| Others |
| FEC | Family Entertainment Centers
| Others |
| FEC | Family Executive Council
| Others |
| FEC | Far East Command
| Others |
| FEC | Far End Correction
| Others |
| FEC | Farmers' Electric Cooperative
| Others |
| FEC | Fast Easy Credit
| Others |
| FEC | Fast Ether Channel
| Others |
| FEC | Fast Ethernet Controller
| Others |
| FEC | Fecal Egg Count
| Others |
| FEC | Fecal Egg Counts
| Others |
| FEC | Federal Election Commission
| Others |
| FEC | Federal Electronics Challenge
| Others |
| FEC | Federal Evasion Conspiracy
| Others |
| FEC | Federal Executive Council
| Others |
| FEC | Federated Electrical Contractors
| Others |
| FEC | Federation of Egalitarian Communities
| Others |
| FEC | Fellowship of Evangelical Churches
| Others |
| FEC | Ferro-Electric liquid Crystal
| Others |
| FEC | Field Engineering Change
| Others |
| FEC | Financial Empowerment Center
| Others |
| FEC | Financial Evaluations Committee
| Others |
| FEC | Finland Estonia Connection
| Others |
| FEC | Fire Extinguisher Cabinet
| Others |
| FEC | First Electric Company
| Others |
| FEC | Flash Exposure Compensation
| Others |
| FEC | Florida East Coast
| Others |
| FEC | Florida East Coast Railway
| Others |
| FEC | Florida East Coast Railway Company
| Others |
| FEC | Florida Evaluation Center
| Others |
| FEC | Fluorouracil, Ebirubicin, Cyclophosphamide
| Others |
| FEC | Food Engineering Club
| Others |
| FEC | Force Enquiry Centre
| Others |
| FEC | Forced Expiratory Capacity
| Others |
| FEC | Ford Escort Cabriolet
| Others |
| FEC | Ford Escort Club
| Others |
| FEC | Ford Escort Cosworth
| Others |
| FEC | Ford Explorer Club
| Others |
| FEC | Ford Export Corporation
| Others |
| FEC | Foreign Exchange Certificate
| Others |
| FEC | Formula E Championship
| Others |
| FEC | Fortin Equipment Company
| Others |
| FEC | Forward Erasure Correction
| Others |
| FEC | Forward Error Code
| Others |
| FEC | Forward Error Correcting
| Others |
| FEC | Forward Error Correction
| Others |
| FEC | forward error correction (computer)
| Others |
| FEC | Forward Events Controller
| Others |
| FEC | Forward Exchange Contract
| Others |
| FEC | Forwarding Equivalence Class
| Others |
| FEC | Forwarding Equivalency Class
| Others |
| FEC | Forware Error Correction
| Others |
| FEC | Foundations for English Communication
| Others |
| FEC | Friends Of Exceptional Children
| Others |
| FEC | Front Electrical Centre
| Others |
| FEC | Front End Controller
| Others |
| FEC | Front-End Electronic Card
| Others |
| FEC | Fuel Economy Calculator
| Others |
| FEC | Fuel Efficient Car
| Others |
| FEC | Fujian Evangelical Church
| Others |
| FEC | Full Economic Citizenship
| Others |
| FEC | Full Economic Costing
| Others |
| FEC | Full Employment Council
| Others |
| FEC | Fully Enclosed Coil
| Others |
| FEC | Fully Equipped Cab
| Others |
| FEC | Fulton El Camino
| Others |
| FEC | Further Education College
| Others |
| FEC | Fusion Energy Conference
| Others |
| FEC | Future England Captain
| Others |
| FEC | Future Eternal Companion
| Others |