PA Stand For Pennsylvania
Public Address
pa = Per Annum / Per Year
Pennsylvania
Public announcement
it stands for Pennsylvania
Public announcement
Nylon
PA behind a person's name can stand for Physician's Assistant. A Physician's Assistant is a medical professional who assists the doctor.
Pa stand for father or dad just another name for pa, father, or dad. Pascals-- a unit of pressure
if I were to guess it would probably stand for Public Announcement.
Paisley and Argyll