| PIDA | Packaging Impact Design Award 
| Others |
| PIDA | Paper Industry Dealer Association
| Others |
| PIDA | Paper Industry Dealers Association
| Others |
| PIDA | Parents for Inclusion Diversity and Access
| Others |
| PIDA | Participatory Institute for Development Alternatives
| Others |
| PIDA | Payload Installation and Deployment Aid
| Others |
| PIDA | Pennsylvania Industrial Development Authority
| Others |
| PIDA | Pet Industry Distributors Association
| Others |
| PIDA | Program Infrastructure Development for Africa
| Others |
| PIDA | Programme for Infrastructure Development in Africa
| Others |
| PIDA | Public Interest Disclosure Act
| Others |
| PIDA | Punjab Irrigation Drainage Authority
| Others |
| PIDA | Python Integrated Development Application
| Others |