CHCH
| Acronym | Definition |
|---|---|
| CHCH | Christchurch (New Zealand) |
| CHCH | Christ Church (Oxford College) |
| CHCH | Chapel Hill-Chauncy Hall (college-preparatory school; North Carolina) |
| CHCH | Chickamauga and Chattanooga National Military Park (US National Park Service) |
| CHCH | Community Holistic Circle Healing (Hollow Water, Manitoba, Canada) |
| CHCH | Colorado High Country Hikers (American Volkssport Association) |