PBSA
The abbreviation PBSA stands for:
- Pravasi Bharatiya Samman Award , an award from the President of India
- Pakistan Boy Scouts Association , a scout organization in Pakistan
- Papers of the Bibliographical Society of America , the quarterly journal of the Bibliographical Society of America
- Peter Behrens School of Architecture (Peter-Behrens-Werkkunstschule Düsseldorf), integrated into the Düsseldorf University of Applied Sciences in 1971
- 2-phenylbenzimidazole-5-sulfonic acid , a chemical substance used for photoprotection