| Acronym | Definition |
|---|
| CCIW➣College Conference of Illinois and Wisconsin |
| CCIW➣Canada Centre for Inland Waters (International Aquatic Research Centre; Burlington, Ontario) |
| CCIW➣Christian Church in Illinois and Wisconsin |
| CCIW➣Computational Color Imaging Workshop |
| CCIW➣Commercial Crime Investigation Wing (India) |
| CCIW➣Christian Camps in Wales (UK) |