| IDAL | Integrated Defense Avionics Laboratory 
| Others |
| IDAL | Intellectual Disability Association of Lesotho
| Others |
| IDAL | Intelligent Data Analysis Laboratory
| Others |
| IDAL | International Decorative Artisans League
| Others |
| IDAL | International Directory of Art Libraries
| Others |
| IDAL | Investment and Development Authority of Lebanon
| Others |
| IDAL | Investment Development Authority of Lebanon
| Others |