NPPA

NPPA may refer to:


 * National Pest Plant Accord, a 2001 agreement in New Zealand
 * National Press Photographers Association, an American professional association
 * National Professional Practice Assessment, an examination for Certified Human Resources Professionals
 * NPPA (gene), which encodes atrial natriuretic peptide
 * NPPA Journal, now Crime & Delinquency, an academic journal of criminology