| Abbreviation | Definition |
|---|---|
| LACPF | Los Altos Community Pool Foundation |
| LACPF | Los Angeles County Parks Foundation |
| LAEF | Latin American Education Foundation |
| LAEF | Latin American Educational Foundation |
| LAEF | Los Alamitos Education Foundation |
| LAF | Landscape Architecture Foundation |
| LAF | Lowcountry Autism Foundation |
| LAFA | Los Angeles Foundation on Aging |
| LAFF | Linear Algebra Foundations to Frontiers |
| LAFFF | Latin American Foundation for the Future |
| LAHF | Lend A Hand Foundation |
| LAOHF | Los Angeles Orthopaedic Hospital Foundation (California) |
| LBCF | Laguna Beach Community Foundation |
| LBF | Laura Bush Foundation |
| LBF | Louise Blouin Foundation |
| LBIF | Long Beach Island Foundation |
| LBSF | Luna Brown Street Foundation |
| LCCF | LaGrange County Community Foundation |
| LCCF | Lake County Community Foundation |
| LCCF | Lancaster County Community Foundation |