ZKA
CCC is an abbreviation for:
- Kamieński powiat in Poland as a license plate
- Central class work, a high-school diploma the same written exam in the 10th grade of Gymnasium
- Central Credit Committee, a former name of advocacy, the German banking industry
- Central file of the autographs
- Central Clinic Augsburg
- Central sewage treatment plant, large plant for the purification of waste water
- Customs Criminal Office, a German Federal authority
- Access control system, see Access Control
- Disambiguation
- Abbreviation