| Acronym | Definition |
|---|
| POA | Power Of Attorney |
| POA | Property Owners Association |
| POA | Plan Of Action |
| POA | Prisoner of Azkaban |
| POA | Price On Application |
| POA | Present On Admission (medical diagnosis reporting) |
| POA | Pony of the Americas (Pony of the Americas Club) |
| POA | Plan Operativo Anual |
| POA | Police Officers Association |
| PoA | Harry Potter and the Prisoner of Azkaban (Book by J. K. Rowling) |
| POA | Post Office Agent |
| POA | Point of Attachment |
| POA | Plan of Attack |
| POA | Proof of Age |
| POA | Portable Object Adaptor (CORBA) |
| POA | Partnership of the Americas (US DoD USSOUTHCOM) |
| POA | Provincial Offences Act (Canada) |
| POA | Principles of Accounting |
| POA | Pledge of Allegiance |
| POA | Peace Officers Association |
| POA | Point Of Access |
| POA | Piece of Ass |
| POA | Pakistan Olympic Association |
| POA | Point of Aim |
| POA | Pay Option Arm (loan) |
| POA | Place of Articulation |
| PoA | Points of Authority |
| POA | Protection of Assets |
| POA | Partial Order Alignment |
| POA | Probability of Area |
| POA | Purchase Order Acknowledgement |
| POA | Pacific Ocean Area |
| POA | Points of Agreement |
| POA | Point of Arrival |
| POA | Port of Anchorage |
| POA | Ponies of America (horse breed) |
| POA | Pride of America (camp and Norwegian Cruise Line cruise ship) |
| PoA | Period of Availability |
| POA | Production Organization Approval |
| POA | Profession of Arms |
| POA | Protuobavještajna Agencija (Counter Intelligence Agency, Croatia) |
| POA | Porto Alegre, Rio Grande Do Sul, Brazil - Salgado Filho (Airport Code) |
| POA | Puppeteers Of America (Cincinnati, OH) |
| POA | Period of Adjustment |
| POA | People of Asia |
| POA | Path of Ascension (gaming group) |
| POA | Plane of Array (measurements perpendicular to the solar receiver) |
| POA | Position of Attention |
| POA | Prowler Owners Association (Plymouth car) |
| POA | Payload Oru (Orbital Replacement Unit) Accommodation |
| POA | Phase of Arrival |
| POA | Psychiatry of Old Age |
| POA | Para Osteo Arthropathy |
| POA | Point of Acquisition |
| POA | Point of Analysis |
| POA | Persistent Object Adapter |
| POA | Pay on Arrival |
| PoA | Probability of Adequacy (insurance industry) |
| POA | Privately Owned Animal |
| POA | Premature Ovarian Aging |
| POA | Pattern Of Analysis |
| POA | Part Of Assembly |
| POA | Procrastinators of America |
| POA | Paid on Arrival |
| POA | Pattern Oriented Approach |
| POA | Pacific Ocean Alaska (CoE District) |
| POA | Priced on Agreement |
| POA | Project Opportunity Assessment |
| POA | Pilliar of Autum (gaming) |
| POA | Protectors of America |
| POA | Purchase Order Authorization |
| POA | Peninsula Orthopaedic Associates (Maryland) |
| POA | Project of Activities |
| POA | PeriOperative Assistant |
| POA | Position Organizational Address (US DoD) |