| Abbreviation | Definition |
|---|---|
| IHS | Information Handling Services, Inc. |
| IHS | Innovation Hot Springs |
| IHS | Integrated Health Services |
| IHSB | Ireka Hotels Sdn Bhd |
| IHSB | Island Hospital Sdn Bhd |
| IHSS | In Home Supportive Service |
| IHTC | Indiana Heat Transfer Corp |
| IHTC | Interpacific Highway Transport Corporation |
| IHV | Independent Hardware Vendor |
| IHY | iHelpYou Incorporated |
| II | Infinite Innovation |
| II | Infinite Innovation Ltd |
| II | Innermotion Inc |
| IIBL | Innovative Investment Bank Limited |
| IIC | Igorot International Consultation |
| IIC | Indotronix International Corporation |
| IIC | Intelligent Inspection Company |
| IIC | International Immunology Corporation |
| IICC | International Industrial Contracting Corporation |
| IIFCL | India Infrastructure Finance Company Limited |