• p-Methoxyamphetamine
• Pacific Maritime Association
• Parts manufacture authority
• People's Municipal Assembly
• Philadelphia Museum of Art
• Philippine Marketing Association
• Phorbol 12-myristate 13-acetate
• Photo Marketing Association Annual Convention and Trade Show
• phpMyAdmin, a PHP tool intended to handle the administration of MySQL over the Internet
• Physical Medium Attachment , an Ethernet Layer 1 (PHY) sub-layer
• Pocket Media Assistant, a multi-function device made by Archos
• Polymethyl acrylate
• Positive mental attitude
• Post mortem auctoris, a latin term meaning 'after the author's death'
• Poste médical avancé, a French field hospital
• Power Marketing Administration
• Pre-motor area of the motor cortex
• Pre-Market Approval
• Pressurized Mating Adapter for docking a Space Shuttle to the International Space Station
• Produce Marketing Association
• The program memory area of a CD-R
• Progressive muscular atrophy, a neurodegenerative muscle-wasting disease
• Publishers Marketing Association

Military Academies

• Pakistan Military Academy
• Philippine Military Academy, the training school for future officers of the Armed Forces of the Philippines or AFP