| Abbreviation | Definition |
|---|---|
| GYF | Greening Youth Foundation |
| HAF | Hilltopper Athletic Foundation |
| HAF | Hispanic Access Foundation |
| HAF | Historic Albany Foundation |
| HAFF | Haitian American Friendship Foundation |
| HAFI | High Aspirations Foundation Inc |
| HARF | Hotel and Restaurant Foundation |
| HASF | Have A Standard Foundation |
| HBF | Heinrich Böll Foundation |
| HBF | Helen Bader Foundation |
| HBF | Hepatitis B Foundation |
| HBF | Home Builders Foundation |
| HBF | Honolulu Biennial Foundation |
| HCAF | Hill Country Arts Foundation |
| HCBF | Harbor Community Benefit Foundation |
| HCCF | Hancock County Community Foundation |
| HCCF | Harrison County Community Foundation |
| HCCF | Hawaii Catholic Community Foundation |
| HCCF | Hendricks County Community Foundation |
| HCCF | Hill Country Community Foundation |