- Illicit Diamond Buying (in South Africa)
- Image Database
- Industrial Development Board (for Northern Ireland)
- Informational Drug Brochure
- In-suit Drink Bag (spacesuits)
- Integrated Database
- Intelligence Database
- Inter-American Development Bank
- Inter-Dimensional Being
- Interleaved Dual Boost
- Internal Data Bus
- International Database
- Internet Database
- Internet Directory for Botany
- Interoperability Database
- Investment Decision Board
- Irish Dairy Board
- ISDN Dial Backup
- Islamic Development Bank
- perhaps you could be more specific?
