| Abbreviation | Definition |
|---|---|
| BALF | Be A Leader Foundation |
| BAMGF | Bill And Melinda Gates Foundation |
| BAVF | Blind American Veterans Foundation |
| BAVF | Blinded American Veteran Foundation |
| BAWF | Bath Animal Welfare Foundation |
| BBAF | Bailey Baio Angel Foundation |
| BBAF | Beyond Barriers Athletic Foundation |
| BBAF | Birmingham Big Art Foundation |
| BBEF | Bristol Business Education Foundation |
| BBF | Better Boys Foundation |
| BBF | Brother's Brother Foundation |
| BBFF | Blair Beinhaker Friendship Foundation |
| BBFI | Bagong Bayani Foundation Inc |
| BBFI | Bato Balani Foundation Inc |
| BBFL | Backpack Buddies Foundation of Loudoun |
| BBGF | Bobbie Bastow Genetics Foundation |
| BBGF | Brian Brown Greenway Foundation |
| BBPF | Boki Birds Protection Foundation |
| BBSF | Bedan Business Spectrum Foundation |
| BCAF | Beijing Contemporary Art Foundation |