| Campus Performance Objective Committee | Academic & Science |
| Carigali PTTEPI Operating Company | Business |
| Carigali PTTEP Operating Company | Business |
| Configuration Point Of Contact | Business |
| Capital Projects Oversight Committee | Community |
| Common Program Oversight Committee | Community |
| Communities To Protect Our Coast | Community |
| Child Proofing Our Communities | Community |
| Conference Prison Outreach Committee | Community |
| Colorado Peace Officers' Coalition | Community |
| Cost Per Outbound Click | Computing |
| Certified Pre Owned Car | General |
| Certified Pre Owner Check | General |
| Chrysler Product Owner's Club | General |
| Colorado Probe Owners Club | General |
| California Prelude Owners Club | General |
| Customer Proof Of Concept | General |
| Compact Point Of Care | General |
| Conscious People Organizing Change | General |
| Consumer Perception of Care | General |
| Caring for Poor and Orphaned Children | General |
| Conscious People organising change | General |
| Casino Pineapple Online Casino | General |
| Comprehensive Protection Of Civilians | General |
| Chief Probation Officers of California | Governmental |
| Chief Procurement Officer for Construction | Governmental |
| Civilian Personnel Operations Center | Governmental |
| Chief Petty Officer of the Command (Navy) | Governmental |
| Citizen Police Oversight Commission | Governmental |
| Clinical Proof of Concept | Medical |
| Customer Pharmacy Operations Center | Medical |
| Conservative Party Of Canada | Regional |
