| CEF | Cab to End of Frame 
| Others |
| CEF | Cable Entrance Facility
| Others |
| CEF | Cabrillo Education Foundation
| Others |
| CEF | Caixa Economica Federal
| Others |
| CEF | Camas Educational Foundation
| Others |
| CEF | Canadian Expeditionary Force
| Others |
| CEF | Carmel Education Foundation
| Others |
| CEF | Carpinteria Education Foundation
| Others |
| CEF | Catastrophic Ending Failure
| Others |
| CEF | Catholic Education Foundation
| Others |
| CEF | Caudal Epididymal Fluid
| Others |
| CEF | Center for Economics and Finance
| Others |
| CEF | Center for Encrypted Functionalities
| Others |
| CEF | Center for Exceptional Families
| Others |
| CEF | Center of Excellence in Finance
| Others |
| CEF | Central Experimental Farm
| Others |
| CEF | Centralized Environmental Facility
| Others |
| CEF | Certified Electroplater Finisher
| Others |
| CEF | Character Encoding Form
| Others |
| CEF | Cheat Engine Forum
| Others |
| CEF | Chemical Educational Foundation
| Others |
| CEF | Chick Embryo Fibroblast
| Others |
| CEF | Chick Embryo Fibroblasts
| Others |
| CEF | Chicken Embryo Fibroblasts
| Others |
| CEF | Child Evangelism Fellowship
| Others |
| CEF | China Environment Forum
| Others |
| CEF | Chinese Encoding Framework
| Others |
| CEF | Chrome Exhaust Finisher
| Others |
| CEF | Chromium Embedded Framework
| Others |
| CEF | Chronic E Fec
| Others |
| CEF | Church Extension Fund
| Others |
| CEF | Cisco Excess Forwarding
| Others |
| CEF | Cisco Express Forwarding
| Others |
| CEF | City Electrical Factors
| Others |
| CEF | Civil Engineering File
| Others |
| CEF | Clean Energy Fund
| Others |
| CEF | Client Encounter Form
| Others |
| CEF | Closed End Fund
| Others |
| CEF | Closed End Funds
| Others |
| CEF | Cluster Excange Format
| Others |
| CEF | Cluster Exchange Format
| Others |
| CEF | Codebook Expansion Factor
| Others |
| CEF | Collaborative Ebusiness Framework
| Others |
| CEF | College English Fellowship
| Others |
| CEF | Colorado Enterprise Fund
| Others |
| CEF | Combo Ender Factor
| Others |
| CEF | Committee for Education Funding
| Others |
| CEF | Common Equipment Facility
| Others |
| CEF | Common European Framework
| Others |
| CEF | Common Event Format
| Others |
| CEF | Common Executable Format
| Others |
| CEF | Community Emergency Foodbank
| Others |
| CEF | Community Empowerment Fund
| Others |
| CEF | Compiled Executable Format
| Others |
| CEF | Compressed Embedded Font
| Others |
| CEF | Compressed Encrypted File
| Others |
| CEF | Computer Associates Clipper Workbench application
| Others |
| CEF | Computer Engineering Family
| Others |
| CEF | Condition Event Format
| Others |
| CEF | Conditional Expectation Function
| Others |
| CEF | Connecting Europe Facility
| Others |
| CEF | Consciousness Element Factor
| Others |
| CEF | Construction Education Foundation
| Others |
| CEF | Continuing Education Fund
| Others |
| CEF | Continuous Ecological Functionality
| Others |
| CEF | Continuous Enteral Feeding
| Others |
| CEF | Convenient Efficient Fair
| Others |
| CEF | Cooperative Energy Futures
| Others |
| CEF | Corporate Eco Forum
| Others |
| CEF | Correlation Event Framing
| Others |
| CEF | Council of Europe Framework
| Others |
| CEF | Credit Enhancement Fund
| Others |
| CEF | Cruzer encrypted file
| Others |
| CEF | Crystal Electric Field
| Others |
| CEF | Custom Educational Furnishings
| Others |
| CEF | Cybersecurity Experimentation of the Future
| Others |
| CEF | cyclophosphamide, epirubicin, 5 fluorouracil
| Others |
| CEF | The Campaign Ethics Foundation
| Others |