PRA
- African Regroupment Party
- Federal Highway Administration
- General Urquiza Airport
- PRA Group
- PRA Health Sciences
- Panel reactive antibody
- Participatory rural appraisal
- People's Redemption Army
- People's Revolutionary Army (Grenada)
- Pest risk analysis
- Philadelphia Redevelopment Authority
- Philippine Revolutionary Army
- Phosphoribosylamine
- Physical Review A
- Plasma renin activity
- Political Research Associates
- Political rights act (Switzerland)
- Positive relative accommodation
- Pra (Russia)
- Pra River (Ghana)
- Pra'
- Prahran railway station
- President of the Royal Academy
- Presidential Records Act
- Primitive recursive arithmetic
- Prison Radio Association
- Probabilistic risk assessment
- Progesterone receptor A
- Progressive retinal atrophy
- Prudential Regulation Authority (United Kingdom)
- Saccharopepsin
- Sender ID
- The People's Republic of Animation