PTO

PTO may stand for:

Pacific Theater of Operations, World War II
Paid time off, time an employee can draw from to take time off from work, without having to specify a reason
Peeled tail-on shrimp
Permission to officiate, a limited form of license to undertake ecclesiastical duties within the Church of England
Phoenix Thunderbirds Open, a golf tournament on the LPGA Tour from 1962 to 1965
Power take-off, a splined driveshaft, usually on a tractor or truck, that can be used to provide power to an attachment or separate machine
Professional try-out agreement, a type of employment contract.

Organisations

Patent and Trademark Office (disambiguation), a government office that handles the issuing of both patents and trademarks
Parent Teacher Organization, organization that consists of parents, teachers and school staff
Peace Train Organisation, a campaign group set up in response to the repeated bombing of the Dublin to Belfast railway line
Public Telecommunications Operator, a service provider of telecommunications services such as telephony and data communications access

PTO: Pacific Theater of Operations, a war strategy simulation series by Koei based on the World War II events
"P:T:O:", a track from the 1977 Klaus Schulze album Body Love
The Phantom of the Opera (adaptations), The Phantom of the Opera— the original novel or an adaptation (movie/musical/literature) or the Phantom character from any of these
Please Turn Over, a 1959 British comedy film
Promenade Theatre Orchestra, an English quartet founded in 1969