| BEF | Bacteria Enzymes and Fungi 
| Others |
| BEF | Baltic Environmental Forum
| Others |
| BEF | Band Elimination Filter
| Others |
| BEF | Barrier Evaluation Form
| Others |
| BEF | Barrington Education Foundation
| Others |
| BEF | Basic Education Funding
| Others |
| BEF | Basketball Enhancement Fund
| Others |
| BEF | Beaverton Education Foundation
| Others |
| BEF | Beaverton Educational Foundation
| Others |
| BEF | Bedford Education Foundation
| Others |
| Bef | BEFehlshaber (Commander-in-Chief)
| Others |
| BEF | Belgian Elite Force
| Others |
| BEF | Belgian Franc
| Others |
| BEF | Best Enemies Forever
| Others |
| BEF | Best Ever Friend
| Others |
| BEF | Better Exposed Filters
| Others |
| BEF | Bexley Education Foundation
| Others |
| BEF | Bier En Friet
| Others |
| BEF | Big Eared Freak
| Others |
| BEF | Billiard Education Foundation
| Others |
| BEF | Bioaccumulation Equivalency Factors
| Others |
| BEF | Biodiversity Ecosystem Functioning
| Others |
| BEF | Biogas Energy Factor
| Others |
| BEF | Biomass Energy Foundation
| Others |
| BEF | Birmingham Education Foundation
| Others |
| BEF | Blockchain Economic Forum
| Others |
| BEF | Bluefields, Nicaragua
| Others |
| BEF | Bob Evans Farms
| Others |
| BEF | Bonneville Environmental Foundation
| Others |
| BEF | Boomer Esiason
| Others |
| BEF | Boomer Esiason Foundation
| Others |
| BEF | Boomer Esiason Foundation's
| Others |
| BEF | Breeding Equestrian Federation
| Others |
| BEF | Breeding Equestrian Futurity
| Others |
| BEF | Brewster Education Foundation
| Others |
| BEF | Brightness Enhancement Film
| Others |
| BEF | Brighton Education Fund
| Others |
| BEF | British Electric Foundation
| Others |
| BEF | British Electric Foundation's
| Others |
| BEF | British Electrical Foundation
| Others |
| BEF | British Empire Force
| Others |
| BEF | British Engineering Faculty
| Others |
| BEF | British Equestrian Federation
| Others |
| BEF | British Expeditionary Force
| Others |
| BEF | British Expeditionary Forces
| Others |
| BEF | Brookline Education Foundation
| Others |
| BEF | Brownsburg Education Foundation
| Others |
| BEF | Brunswick Education Foundation
| Others |
| BEF | Brussels Economic Forum
| Others |
| BEF | Bug Eyed Freak
| Others |
| BEF | Building Entrance Facility
| Others |
| BEF | Building Entry Facility
| Others |
| BEF | Burlington Education Foundation
| Others |
| BEF | Business Education Forum
| Others |
| BEF | Business Enterprise Fund
| Others |
| BEF | Business Expense Form
| Others |