NPA

• .NET Persistence API
• Deferred prosecution
• N-Propyl-L-arginine
• NPA Satellite Mapping
• Nanopascal
• Nasopharyngeal airway
• National Pacification Army
• National Parks Association (disambiguation)
• National Party of Australia
• National Pasta Association
• National Pawnbrokers Association
• National People's Action
• National People's Army
• National Pharmacy Association
• National Physicians Alliance
• National Police Agency (disambiguation)
• National Port Authority, Liberia
• National Postdoctoral Association
• National Prescription Administrators
• National Production Authority
• National Prosecuting Authority
• National park authority
• Natural Philosophy Alliance
• Naval Air Station Pensacola
• Network Printing Alliance
• Network Professional Association
• Neutral Paralympic Athletes at the 2018 Winter Paralympics
• New Anticapitalist Party
• New People's Army
• Niemann–Pick disease
• Nigerian Ports Authority
• No party affiliation (disambiguation)
• Non-Partisan Association
• Non-Party Affiliate
• Non-performing asset
• Northcoast Preparatory and Performing Arts Academy
• Northland Preparatory Academy
• Norwegian People's Aid
• Note Printing Australia
• Numbering Plan Area
• Polar auxin transport
• Sardar Vallabhbhai Patel National Police Academy
• Transnet National Ports Authority