TPO may refer to:

Look up TPO in Wiktionary, the free dictionary.

• Taipei Philharmonic Orchestra
• Thailand Philharmonic Orchestra
• Tin Pot Operation, an indie-punk band from Belfast, Northern Ireland
• Tokyo Philharmonic Orchestra

• the temporo-parieto-occipital junction of the brain
• thyroid peroxidase (or thyroperoxidase), an enzyme in the thyroid
• thrombopoietin, a hormone stimulating platelet growth

• Transportation Planning Organization, United States

• Temporary protective order, a court order banning someone from going near a third party that they have allegedly harassed, in Ireland or the United States
• a tree preservation order in the United Kingdom

• Thermoplastic olefin, a plastic polymer/filler blend
• Transmitter power output in radio transmission

• The People's Operator, a mobile virtual network operator in the United Kingdom
• Third-party ownership in association football
• A transit patrol officer of Victoria Transit Patrol, Australia
• Travelling Post Offices, mail trains in Great Britain and Ireland
• Travelling Post Office, Queensland, mail trains in Australia
• Treatment plant operator, an operator of water and waste water treatment plants
• Triple peel on opponent manoeuvre in croquet

This disambiguation page lists articles associated with the title TPO.
If an internal link led you here, you may wish to change the link to point directly to the intended article.