| Abbreviation | Definition |
|---|---|
| LPA | Louisiana Pharmacists Association |
| LPA | Louisiana Press Association |
| LPA | Louisiana Psychological Association |
| LPAA | Louisiana Pesticide Applicators Association |
| LPAC | Law Placement Association of Cleveland |
| LPBA | Ladies Professional Bowlers Association |
| LPBA | Lawyer Pilot Bar Association |
| LPBA | Lawyer Pilots Bar Association |
| LPCA | Licensed Professional Counselors Association |
| LPCA | Louisiana Primary Care Association |
| LPEA | La Plata Electric Association |
| LPGA | Lefty Professional Golf Association |
| LPHA | Local Public Health Association |
| LPHA | Louisiana Public Health Association |
| LPIA | Laurel Park Improvement Association |
| LPIA | Louisiana Private Investigators Association |
| LPNA | Los Paseos Neighborhood Association |
| LPNAN | Licensed Practical Nurse Association of Nebraska (Lincoln) |
| LPNAO | Licensed Practical Nurse Association of Ohio |
| LPOA | Lakeside Property Owners Association |