| Abbreviation | Definition |
|---|---|
| CIAA | Conanicut Island Art Association |
| CIAA | Cook Inlet Aquaculture Association |
| CIAIT | China Intercollegiate Association of International Trade |
| CIAOA | Critical Infrastructure Association Of America |
| CIBA | California Indian Basketweavers Association |
| CIBA | Columbus Importers and Brokers Association |
| CICA | Cayman Islands Compliance Association |
| CICA | Common Interest Community Association |
| CICA | Cook Islands Canoe Association |
| CIDA | Canary Islands Descendants Association |
| CIDA | Chinese Industrial Design Association |
| CIEA | California Indian Education Association |
| CIFA | Cayman Islands Football Association |
| CIFA | Christo-Islamic Freedom Association, |
| CIFA | Cook Islands Football Association |
| CIFCA | California Independent Funny Car Association |
| CIFFA | Cayman Islands Flag Football Association |
| CIGA | California Insurance Guarantee Association |
| CIGA | California Insurance Guaranty Association |
| CIGA | Council of Irish Guiding Associations |