| Abbreviation | Definition |
|---|---|
| LACA | Los Angeles Charitable Association |
| LACA | Los Angeles Concierge Association |
| LACA | Luxembourg Approach Controllers Association |
| LACBA | Los Angeles County Bar Association (Los Angeles, CA) |
| LACCA | Latin American Corporate Counsel Association |
| LACHMA | Los Angeles County Hispanic Managers Association |
| LAD | Linguistic Association Disorder |
| LADC | Louisiana Association of Defense Counsel |
| LADP | Liverpool Association of Disabled People |
| LAFA | Libyan American Friendship Association |
| LAFACE | Los Angeles Filipino Association of City Employees |
| LAFF | Louisiana Association of Fairs and Festivals |
| LAHA | Lafayette Amateur Hockey Association |
| LAHA | Lamoille Area Hockey Association |
| LAHA | Lane Amateur Hockey Association |
| LAHA | Los Alamos Hockey Association |
| LAHJA | Los Angeles Hunter Jumper Association |
| LAIA | Latin American Integration Association |
| LAIS | Lebanese Association for Information Systems |
| LAIS | Leeds Association for Information Systems |