What does PYA stand for?

Partners Preferred Yield - AMEX symbol (SAG)

Partners Preferred Yld`A' - AMEX symbol

Penn Yan, NY - Location identifier - FAA (FAAL)

Pioneer Youth of America (EA)

Pittsburgh, Youngstown & Ashland Railway Co. (IIA)

Plan, Year, and Age - Insurance designations

Psychoanalysis - Medicine

Pyatigorsk - Former USSR - Seismograph station code, US Geological Survey (SEIS)

Pyroair Tech - Vancouver Stock Exchange symbol