| Acronym | Definition |
|---|
| CCID | Connection Correlation Identifier |
| CCID | Call Correlation Identifier |
| CCID | Customs Client Identifier |
| CCID | Chip/Smart Card Interface Devices |
| CCID | Coordinating Center for Infectious Diseases (formerly known as the National Center for Infectious Diseases) |
| CCID | Central California Irrigation District (est. 1951) |
| CCID | China Center for Information Industry Development |
| CCID | Community Colleges for International Development |
| CCID | Circuit Card Interface Device (Universal Serial Bus) |
| CCID | Coalition Combat Identification |
| CCID | Center for Complex Infectious Diseases (Rosemead California) |
| CCID | Credit Card Identification |
| CCID | Confidential Chemicals Identification System |
| CCID | Call Correlation Identifier (Sprint-ATM) |
| CCID | Corporate Customer Information Database |
| CCID | Chambre de Commerce et d'Industrie de la Dordogne (French: Chamber of Commerce and Industry of Dordogne; Dordogne, France) |
| CCID | Campus Computing Identification (various universities; Canada) |
| CCID | Claim Confirmation & Invoice Details |
| CCID | Computers, Communications & Information Dissemination |
| CCID | Charging Circuit Interrupting Device |