| Rank | Abbreviation | Meaning |
|---|
| ***** | IHCC | International Highway Construction Corporation
| |
| ***** | IHCC | Internet Health Care Coalition
| |
| **** | IHCC | Idle Hour Country Club
| |
| **** | IHCC | In-Home Care for Children
| |
| **** | IHCC | International Helmet Collectors Club
| |
| **** | IHCC | Intrahepatic Cholangiocarcinoma
| |
| **** | IHCC | Institut d'Histoire des Conflits Contemporains
| |
| **** | IHCC | Inter Hospital Coordinating Committee
| |
| **** | IHCC | International Health Care Center
| |
| *** | IHCC | Indiana Harbor Coke Company
| |
| *** | IHCC | International Harvester Credit Corporation
| |
| *** | IHCC | Indian Hills Comm College
| |
| *** | IHCC | International Harvester Collectors Club
| |
| *** | IHCC | Idaho Homelessness Coordinating Committee
| |
| *** | IHCC | Inline Hockey Champions Challenge
| |
| ** | IHCC | Industrial Hygiene Coordinating Committee
| |
| ** | IHCC | Intelligent Highway Cruise Control
| |
| ** | IHCC | Immaculate Heart College Center (Los Angeles, CA)
| |
| * | IHCC | Indian Hills Community College
| |
| * | IHCC | Inver Hills Community
| |
| * | IHCC | International Health Care Clinic
| |
| * | IHCC | Immediate Health Care Centers
| |
| * | IHCC | intrahepatic cholestasis of childhood
| |
| * | IHCC | Interagency Hazard Communication Council
| |
| * | IHCC | International Hill Climb Challenge
| |