IPT
- CAP-1 Planalto
- Department of Petroleum Engineering and Applied Geophysics, NTNU
- IP telephony
- IPT color space
- IPTS (disambiguation)
- IPtronics
- Idaho Public Television
- Illini Prosthetic Technologies
- Indecent Publications Tribunal
- Indian People's Tribunal
- Industry and Parliament Trust
- Infant Potty Training
- Information Processes and Technology
- Insulin potentiation therapy
- Insurance Premium Tax (United Kingdom)
- Integrated product team
- Intermittent preventive therapy
- International Physicists' Tournament
- International Pool Tour
- Interpersonal psychotherapy
- Invercargill Passenger Transport
- Inverted page table
- Investigative Project on Terrorism
- Investigatory Powers Tribunal
- Iqaluit Public Transit
- Israel–Premier Tech
- Italian Poker Tour
- MATLAB
- Williamsport Regional Airport
- Wireless power