| Acronym | Definition |
|---|
| CCIS➣Child Crisis Intervention Service |
| CCIS➣Common Channel Interoffice Signaling |
| CCIS➣College Consortium for International Studies (Washington, DC) |
| CCIS➣Center for Comparative Immigration Studies |
| CCIS➣Common Channel Interoffice Signaling System |
| CCIS➣Command and Control Information System |
| CCIS➣Child Care Information Services |
| CCIS➣Chamber of Commerce Industry and Services (various locations) |
| CCIS➣Cleveland Council of Independent Schools (Ohio) |
| CCIS➣California Consortium for Independent Study (Concord, CA) |
| CCIS➣Center for Construction Industry Studies (University of Texas) |
| CCIS➣Centennial Centre for Interdisciplinary Science (University of Alberta; Edmonton, Alberta, Canada) |
| CCIS➣Center for Clinical Immunology at Stanford (Stanford University School of Medicine; Stanford, CA) |
| CCIS➣Client Caseload Information System (Connexions, UK) |
| CCIS➣Command & Control Information System |
| CCIS➣Certified Compliance Inspector of Stormwater (professional certification) |
| CCIS➣Children's Crisis Intervention Services |
| CCIS➣Chambers of Commerce and Industry of Switzerland |
| CCIS➣Common Channel Interswitch Signaling |
| CCIS➣Command Center Information System |
| CCIS➣College of Computer Information Sciences (various locations) |
| CCIS➣Command Center Information Subsystem |
| CCIS➣Command and Control Interswitch Signaling |
| CCIS➣Columbia College Information System |
| CCIS➣Command, Control and Intelligence System |
| CCIS➣County Corrections Information System (New Jersey) |
| CCIS➣Commissioned Corps Issuance System |