English abbreviations from pwsa to pxo
- PWSA (Program for Women and Successful Aging)
- PWSAO (Prader- Willi Syndrome Association of Ohio)
- PWS/DS (Potable Water Storage/Distribution System)
- PWT (Bremerton National Airport)
- PWU (Pro Wrestling Underground)
- PWV (Pretoria-Witwatersrand-Vereeniging, the original name for the South African province now known as Gauteng, and still used to refer to the metropolitan agglomeration at the core of the province)
- PWW (People's Weekly World)
- PWX (Pro Wrestling Express)
- PWY (Ralph Wenz Field)
- PWYP (Publish What You Pay)
- PWZ (Punisher War Zone)
- PX (Post eXchange)
- PXC (Photonic Cross Connect)
- PXE (Preboot Execution Environment)
- PXH (Phoenix Hawk)
- PXI (PCI eXtensions for Instrumentation)
- PXJ (Photonics Switching Junction)
- PXL (Polacca Airport (FAA: P10))
- PXM (Puerto Escondido International Airport)
- PXO (Porto Santo Airport)
