| ILCA | Illinois Landscape Contractors Association 
| Others |
| ILCA | Institute for Life Course and Aging
| Others |
| ILCA | Institute of Legal Cashiers and Administrators
| Others |
| ILCA | Insurance Loss Control Association
| Others |
| ILCA | International Labor Communication Association
| Others |
| ILCA | International Labor Communications Association
| Others |
| ILCA | International Lactation Consultant Association
| Others |
| ILCA | International Laser Class Association
| Others |
| ILCA | International Lightning Class Association
| Others |
| ILCA | International Liver Cancer Association
| Others |
| ILCA | International Livestock Centre for Africa
| Others |
| ILCA | Introduction to Local Council Administration
| Others |