CPI (disambiguation)
- CPI
- CPI International
- California Psychological Inventory
- Center for Public Integrity
- Center-pivot irrigation
- Centre for Process Innovation
- Centrists for Italy
- Characters per inch
- China Power Investment Corporation
- Chinese Pidgin English
- Club Penguin Island
- Commission on Public Integrity
- Committee on Public Information
- Communist Party of India (disambiguation)
- Communist Party of Iran
- Communist Party of Ireland
- Computer Peripherals Inc
- Constitutionalist Party of Iran
- Consumer price index by country
- Corruption Perceptions Index
- Cost Per Impression
- Counts per inch
- Cycles per instruction
- Earned Value Management
- International Union of Prehistoric and Protohistoric Sciences
- Italian Paralympic Committee