| IALP | Illinois Agricultural Leadership Program 
| Others |
| IALP | Interactive Airport Layout Plan
| Others |
| IALP | International Alliance of Libertarian Parties
| Others |
| IALP | International Association of Logopaedics and Phoniatrics
| Others |
| IALP | International Association of Logopedics and Phoniatrics
| Others |
| IALP | Inverted and Active Learning Pedagogies
| Others |
| IALP | Issues in Aviation Law and Policy
| Others |
| IALP | It's A Laugh Productions
| Others |