The meaning of the Acronym APO is...

APO is

• Authorized Personnel Only

More Meanings For APO:

• Automatic Power Off
• Advanced Planner and Optimizer
• Advanced Planner Optimizer
• Atmospheric Potential Oxygen
• AWIPS Program Office
• Amateur Philatelists Organization
• Army Post Office
• Acute Pulmonary Oedema
• Automatic Payment Order
• American Community Properties Trust
• Ad Per Offer
• Authorized Personnel Only
• Accountable Property Officer
• Apprentice Police Officer
• Advanced Planning Optimizer

APO is also in:

• Accounting
• Amateur Radio
• AMEX Symbols
• General
• Hardware
• Hobbies
• Meteorology
• Ocean Science
• Physiology
• Positions
• Software
• Stock Exchange
• USPS