ICB
- Ice City Boyz
- Immune checkpoint
- Independent Commission on Banking
- Industrial Cape Breton
- Industrial and Commercial Bank of Vietnam
- Industry Classification Benchmark
- Infantry Combat Badge
- Inner City Bypass, Brisbane
- Institute for Collaborative Biotechnologies
- Institute of Certified Bookkeepers
- Integrative and Comparative Biology
- InterConsult Bulgaria
- International Children's Bible
- International Commercial Bank
- International Conference on Bisexuality
- International Crisis Behavior Project
- Internet Citizen's Band
- Intracranial bleeding
- Investment Corporation of Bangladesh
- Iraqi Central Bank
- Islamabad College for Boys
- Islamic College of Brisbane
- Movement (New Order album)