| Acronym | Definition |
|---|
| ALFA | Assisted Living Federation of America |
| ALFA | AER (Atmospheric and Environment Research) Local Forecast and Assimilation |
| ALFA | Anonima Lombardo Fabbrica Automobile |
| ALFA | America Latina Formacion Academica (Spanish: Latin America Academic Training) |
| ALFA | Australian Lot Feeders' Association |
| ALFA | A Land Far Away (gaming community) |
| ALFA | American-Libyan Freedom Alliance |
| ALFA | Association for Low Flow Anaesthesia |
| ALFA | Abundant Life for All (various locations) |
| ALFA | Air Land Forces Agency |
| ALFA | Anonima Lomarda Fabbrica Automobili (auto company founded in 1910, later bought by Niccola Romeo in 1915; became Alfa Romeo) |
| ALFA | ATC, Lead-In Training, FAC, ALO |
| ALFA | Assessment of Long-Range Fleet Architecture |
| ALFA | A Loving Family Affair (California; 1973-2008) |
| ALFA | Australian Lebanon Football Association |
| ALFA | Allan Lawson's Fighting Arts, LLC (Phoenix, AZ) |
| ALFA | Association Lavalloise de Football Américain (French football association) |