| Acronym | Definition |
|---|
| CCIR | Comité Consultatif International des Radio Communications (French: International Radio Consultative Committee) |
| CCIR | Camera de Comert si Industrie a Romaniei (Romanian: Chamber of Commerce and Industry of Romania) |
| CCIR | Chambre de Commerce et d'Industrie de La Réunion (French: Chamber of Commerce and Industry of La Reunion; La Reunion, France) |
| CCIR | California Coalition for Immigration Reform |
| CCIR | Canadian Council of Insurance Regulators |
| CCIR | Coalition for Comprehensive Immigration Reform (Washington, DC) |
| CCIR | Chamber of Commerce and Industry of Romania and Bucharest |
| CCIR | Centre for Communication Interface Research (University of Edinburgh) |
| CCIR | Case Center for Imaging Research (Cleveland, OH) |
| CCIR | Commander’s Critical Information Requirement (US DoD) |
| CCIR | Consultative Committee International Radio |
| CCIR | Camera di Commercio Italo-Russa |
| CCIR | Climate Change Information Resources |
| CCIR | Central Coast Immunization Registry |
| CCIR | Centre for Construction Innovation Research (University of Teesside, Middlesbrough, UK) |
| CCIR | Change of Custodian Inventory Report |
| CCIR | Communications, Computing and Information Resources |
| CCIR | Camp Chase Industrial Railroad |
| CCIR | Campus & Community Involvement Record |
| CCIR | Certified Cardiovascular Industry Representative (Cardiovascular Research Foundation) |
| CCIR | Command and Control Information Requirements |
| CCIR | Command Critical Intelligence Requirements |
| CCIR | Contract Cost Information Report |
| CCIR | Critical Command Information Requirements |