| Acronym | Meaning |
| CCIS | Child Crisis Intervention Service |
| CCIS | Command & Control Information System |
| CCIS | Command and Control Interswitch Signaling |
| CCIS | Command Center Information Subsystem |
| CCIS | Command Center Information System |
| CCIS | Command, Control and Intelligence System |
| CCIS | Commissioned Corps Issuance System |
| CCIS | County Corrections Information System (New Jersey) |