| CCHA | Cambridge Certified Hardware Associate 
| Others |
| CCHA | Canadian Council on Hospital Accreditation
| Others |
| CCHA | Castro Colonies Heritage Association
| Others |
| CCHA | Cchacentral Collegiate Hockey Association
| Others |
| CCHA | Central College Health Association
| Others |
| CCHA | Central Collegiate Hockey Association
| Others |
| CCHA | Certified Home Health Aide
| Others |
| CCHA | Charlotte County Hospitality Association
| Others |
| CCHA | Chicago Clearing House Association
| Others |
| CCHA | Child Care Health Advocate
| Others |
| CCHA | Clarion County Housing Authority
| Others |
| CCHA | Clarke Country Historical Association
| Others |
| CCHA | Cleveland County Homeschool Association
| Others |
| CCHA | Clinton County Historical Association
| Others |
| CCHA | Coastal Carolinas Health Alliance
| Others |
| CCHA | Colorado Community Health Alliance
| Others |
| CCHA | Comanche Crossing Horsemens Association
| Others |
| CCHA | Community College Humanities Association
| Others |
| CCHA | Corpus Christi Housing Authority
| Others |
| CCHA | Cow Counties Hoedown Association
| Others |