| PARI | Philippine Association of the Record Industry 
| Others |
| PARI | Pisgah Astronomical Research Institute
| Others |
| PARI | Plant And Animal Research Industry
| Others |
| PARI | Policy Alternatives Research Institute
| Others |
| PARI | Polonica Americana Research Institute
| Others |
| PARI | Port and Airport Research Institute
| Others |
| PARI | Positive Alternative Radio, Inc.
| Others |
| PARI | Positive Alternative Radio, Incorporated
| Others |
| PARI | Primary Access Rights Identification
| Others |
| PARI | Primary Access Rights Identifier
| Others |
| PARI | Public Affairs Research Institute
| Others |
| PARI | Public Awareness of Research Infrastructures
| Others |
| PARI | Pulmonary Arterial Resistance Index
| Others |
| PARI | Pulmonary Artery Resistance Index
| Others |