| Abbreviation | Definition |
|---|---|
| CCI | Compliant, Compatible, & Interoperable |
| CCI | Controlled Cryptographic Item |
| CCIB | Command Center Integration Branch |
| CCID | Central Criminal Investigation Department |
| CCIDES | Command and Control Interactive Display Experimentation System |
| CCIF | Combatant Commander Initiative Fund |
| CCIP | Command Center Improvement Program |
| CCIP | Continuously Calculated Impact Point |
| CCIP | Continuously Computed Impact Point |
| CCIP | Corrosion Control Inspection Program |
| CCIR | Commander Critical Information Requirement |
| CCIR | Commander's Critical Information Requirements |
| CCIS | Command and Control Information System |
| CCIS | Common Channel Interswitch Signaling |
| CCITT | Comite Consultatif International Telegraphique et Telephonique (Consultative Committee for International Telegraphy And Telephony) |
| CCITT | Command, Control, and Intelligence Technical Test |
| CCIU | CEF (Common Equipment Facility) Control Interface Unit |
| CCJTF | Commander, Combined Joint Task Force |
| CCL | Close Combat Light |
| CCL | Combat Configured Load |