| Abbreviation | Definition |
|---|---|
| IBSC | Inverness Backcountry Snowsports Club |
| ICABS | Irish Council Against Blood Sports |
| ICC | Inter Club Council |
| ICC | Inter-Club Council |
| ICC | International Contact Club |
| ICC | International Contant Club |
| ICC | Iranian Cultural Club |
| ICCC | International Coleman Collectors Club |
| ICCG | Imperial College Club of Germany |
| ICCT | Italian Club of Cape Town |
| ICCW | Illinois Club for Catholic Women |
| ICFC | Iranian Canadian Forwarders Club |
| ICFF | Intercollegiate Club Football Federation |
| ICFW | Internationale Club Frankfurter Wirtschaftsjournalisten |
| ICFW | Internationalen Club Frankfurter Wirtschaftsjournalisten |
| ICM | International Club Or Mummy |
| ICOA | Investment Clubs Of America |
| ICON | Insulator Collectors On the Net |
| ICRC | Inter Club Race Committee |
| ICU | Inland Club Ultimate |