PSSA

PSSA may stand for:


 * Pennsylvania System of School Assessment
 * Postsunset authorization (in AM broadcasting), an American radio permission to broadcast in AM after sunset
 * Particularly Sensitive Sea Area, protected areas of seas, oceans or large lakes
 * Philosophical Society of South Africa
 * Physica Status Solidi A, a scientific journal
 * Preliminary System Safety Assessment, a recommended technique in the aerospace ARP4761 practice for using common modeling techniques to assess the safety of a system being developed
 * Public Statues and Sculpture Association, an organisation with an interest in British public sculptures

Football clubs

 * PSSA Asahan, an Indonesian football club
 * PSSA Rapids, a defunct American soccer team