| LAA | Longest Available Agent 
| Others |
| LAA | Los Angeles Angels
| Others |
| LAA | Love, Approval, Appreciation
| Others |
| LAA | Low Attenuation Area
| Others |
| LAA | Lower A-Arm
| Others |
| LAA | LucasArts AdLib Audio
| Others |
| LAA | Luukey Astal Arilla
| Others |
| LAAA | L Amino Acid Amidase
| Others |
| LAAA | Lanarkshire Amateur Athletics Association
| Others |
| LAAA | Latin American Agents
| Others |
| LAAA | Latin American Agents Association
| Others |
| LAAA | Laugh And Act Affectionately
| Others |
| LAAA | Left Atrial Appendage Aneurysm
| Others |
| LAAA | Levittown American Athletic Association
| Others |
| LAAA | Lincoln Area Agency on Aging
| Others |
| LAAA | Listen, Ask, Agree, Act
| Others |
| LAAA | Local Arts Agency Advancement
| Others |
| LAAA | Los Angeles Adventist Academy
| Others |
| LAAA | Los Angeles Angels of Anaheim
| Others |
| LAAA | Los Angeles Art Association
| Others |
| LAAAA | Los Angeles Advertising Agencies Association
| Others |
| LAAAM | Lightweight Architecture Alternative Assessment Method
| Others |
| LAAB | Landscape Architectural Accreditation Board
| Others |
| LAAB | Legal Aid Alternative Break
| Others |
| LAAC | Language Accessibility Advisory Committee
| Others |
| LAAC | Latin America Amateur Championship
| Others |
| LAAC | Left Atrial Appendage Closure
| Others |
| LAAC | Legal Aid Association of California
| Others |
| LAAC | Legislative Audit Advisory Council
| Others |
| LAAC | Lewisville Area Arts Council
| Others |
| LAAC | LIGO Academic Affairs Council
| Others |
| LAAC | Los Angeles Archivists Collective
| Others |
| LAAC | Los Angeles Area Council
| Others |
| LAAC | Los Angeles Art Collective
| Others |
| LAAC | Los Angeles Athletic Club
| Others |
| LAAC | Louisiana Association for Academic Competition
| Others |
| LAACC | Latin American Alliance of Christian Churches
| Others |
| LAAD | Latin America Aerospace and Defence
| Others |
| LAAD | Latin American Affairs Department
| Others |
| LAAD | Los Angeles Aircraft Division
| Others |
| LAAD | Low-Altitude Air Defense
| Others |
| LAADA | Latvian Authorised Automobile Dealers Association
| Others |
| LAADC | Licensed Advanced Alcohol & Drug Counselor
| Others |
| LAADC | Licensed Advanced Alcohol Drug Counselor
| Others |
| LAADC | Licensed Alcohol And Drug Counselor
| Others |
| LAADS | Low Altitude Air Defense System
| Others |
| LAAE | Laboratory for Aroma Analysis and Enology
| Others |
| LAAE | Laboratory of Aroma Analysis and Enology
| Others |
| LAAE | Lithuanian Association of Adult Education
| Others |
| LAAE | Los Altos Academy of Engineering
| Others |