| IPHA | Idaho Public Health Association 
| Others |
| IPHA | Illinois Paint Horse Association
| Others |
| IPHA | Illinois Public Health Association
| Others |
| IPHA | Indian Public Health Association
| Others |
| IPHA | Indiana Public Health Association
| Others |
| IPHA | International Passive House Association
| Others |
| IPHA | International Pediatric Hypertension Association
| Others |
| IPHA | International Prestressed Hollowcore Association
| Others |
| IPHA | International Professional Hunters Association
| Others |
| IPHA | International Programme for Handicapped Amateurs
| Others |
| IPHA | Iowa Public Health Association
| Others |
| IPHA | Irish Pharmaceutical Healthcare Association
| Others |