- DPI stands for Dots Per Inch
- DPI stands for Department of Public Instruction
- DPI stands for Deep Packet Inspection (Anti-Intrusion Security)
- DPI stands for Department of Public Information (UN)
- DPI stands for Disabled Peoples’ International
- DPI stands for Di Protezione Individuale (Italian: Personal Protective Equipment; work safety)
- DPI stands for Division of Plant Industry
- DPI stands for Department of Primary Industries (Australia)
- DPI stands for Department of Planning and Investment (various locations)
- DPI stands for Days Post Infection
- DPI stands for Director of Public Instruction (India)