| IAPS | Impact Aid Payment System 
| Others |
| IAPS | Improved Award Processing System
| Others |
| IAPS | Improved Awards Proccessing System
| Others |
| IAPS | Improved Awards Processing System
| Others |
| IAPS | Incorporated Association Of Preparatory Schools
| Others |
| IAPS | Independent Association of Prep Schools
| Others |
| IAPS | Indian Army Public Schools
| Others |
| IAPS | Indian Association of Paediatric Surgeons
| Others |
| IAPS | Indo American Pharmaceutical Society
| Others |
| IAPS | Indo American Pharmaceuticals Society
| Others |
| IAPS | Institute for Advanced Physical Studies
| Others |
| IAPS | Institute Of Asia Pacific Studies
| Others |
| IAPS | Integrated Avionics Processing System
| Others |
| IAPS | Intelligent Air Purification System
| Others |
| IAPS | Inter American Photochemical Society
| Others |
| IAPS | Intermate Advanced Print Server
| Others |
| IAPS | International Academy for Philosophy of Science
| Others |
| IAPS | International Academy of Pelvic Surgery
| Others |
| IAPS | International Academy of Public Safety
| Others |
| IAPS | International Affective Picture System
| Others |
| IAPS | International Alliance for Pediatric Stroke
| Others |
| IAPS | International Association for Presocratic Studies
| Others |
| IAPS | International Association for the Philosophy of Sport
| Others |
| IAPS | International Association Of Pastel Societies
| Others |
| IAPS | International Association of Patristic Studies
| Others |
| IAPS | International Association Of Physics Students
| Others |
| IAPS | International Association of Planetary Sciences
| Others |
| IAPS | International Auditing Practice Statement
| Others |
| IAPS | Ion Auxiliary Propulsion System
| Others |
| IAPS | Issues and Physical Science
| Others |