| Abbreviation | Definition |
|---|---|
| CCCC | Cloud County Community College |
| CCCC | Cornwall County Cricket Club |
| CCCC | Cumberland County Civic Center |
| CCCC | Cumberland County Cricket Club |
| CCCCCC | Cowley County Community College Cross Country |
| CCCDP | Contra Costa County Dependency Program |
| CCCERA | Contra Costa County Employees Retirement Association |
| CCCF | Cass County Community Foundation |
| CCCF | Clinton County Correctional Facility |
| CCCH | Chase County Community Hospital |
| CCCMC | Cecil County Community Mediation Center |
| CCCOE | Contra Costa County of Education |
| CCCOE | Contra Costa County Office of Education |
| CCCTA | Cecil County Classroom Teachers Association |
| CCCTA | Clark County Classroom Teachers Association |
| CCCTA | Coffee County Conservation Tillage Alliance |
| CCCTA | Contra Costa County Transit Authority |
| CCCTA | Coshocton County Coordinated Transportation Agency |
| CCCU | City County Credit Union |
| CCCW | Charles County Commission for Women |