IHC
- Cathode
- Christogram
- FAT IHC OEM label
- IHC New Zealand
- Immigration detention
- Immunohistochemistry
- India Habitat Centre
- Inhaca Airport
- Institute for Human Continuity
- Intelligent Home Control
- Interagency Hotshot Crew
- Interchurch Holiness Convention
- Intermountain Healthcare
- International Harvester Corporation
- International Hat Company
- International Humanitarian City
- Islamabad High Court