| Acronym | Definition |
|---|
| CCN➣CMS (Centers for Medicare and Medicaid Services) Certification Number |
| CCN➣Church Communication Network |
| CCN➣Complex Communication Needs (various locations) |
| CCN➣Convention Collective Nationale (French: National Collective Bargaining Agreement) |
| CCN➣Cherry Creek North (Denver, CO; shopping area) |
| CCN➣Carson City (Amtrak station code; Carson City, NV) |
| CCN➣Certified Clinical Nutritionist |
| CCN➣Capitale Circolante Netto (Italian: Net Working Capital) |
| CCN➣Cloud Condensation Nuclei |
| CCN➣Critical Care Nurse |
| CCN➣Commission de la Capitale Nationale (French: National Capital Commission; Canada) |
| CCN➣Conseil Consultatif National (French: National Advisory Council) |
| CCN➣Community Care Network |
| CCN➣Computer and Communications Network |
| CCN➣Cordless Communication Network |
| CCN➣Credit Card Network |
| CCN➣Campus Computer Network |
| CCN➣Continuous Control Node |
| CCN➣Cyr61-Ctgf-Nov (proteins) |
| CCN➣College Central Network (jobs) |
| CCN➣Centre Chorégraphique National (French: National Choreographic Center) |
| CCN➣Capstone College of Nursing (University of Alabama) |
| CCN➣Corvette Club Norway |
| CCN➣Credit Card Number |
| CCN➣Conseil Canadien des Normes (Standards Council of Canada) |
| CCN➣Carrier Comfort Network (HVAC) |
| CCN➣Cyclomatic Complexity Number (software metric) |
| CCN➣Cyclin |
| CCN➣Charging Control Node (Ericsson) |
| CCN➣Cardiac Care Network |
| CCN➣Climate Change Network (various organizations) |
| CCN➣Corruption, Collusion, and Nepotism (objectionable business practices) |
| CCN➣Council of Churches in Namibia |
| CCN➣Center for Cognitive Neuroscience (University of Pennsylvania) |
| CCN➣Caribbean Communications Network |
| CCN➣Center for Civic Networking |
| CCN➣Conference Call Notes (reports) |
| CCN➣Community Compassion Network |
| CCN➣Cross Country National (racing) |
| CCN➣Carrying Capacity Network |
| CCN➣Canadian Corporate News |
| CCN➣Crossroads Career Network |
| CCN➣Certified Contractors Network |
| CCN➣Coastal Community Network (Canada) |
| CCN➣Centre Cardiologique du Nord (French: North Cardiological Center) |
| CCN➣Computer Consulting Network (advertising) |
| CCN➣Catholic Communications Network |
| CCN➣Clay Coated News (packaging) |
| CCN➣Clil Cascade Network (EU) |
| CCN➣Command and Control North (Vietnam, US special forces unit) |
| CCN➣Creative Communication Network (various organizations) |
| CCN➣Category Control Number (Underwriters Laboratories) |
| CCN➣Contract Change Notice |
| CCN➣County Councils Network (Special Interest Group within the Local Government Association, UK) |
| CCN➣Common Communication Network (European network infrastructure) |
| CCN➣Constabulary Communication Network |
| CCN➣Content-Centric Networking |
| CCN➣Claim Control Number (Medicare tracking number) |
| CCN➣China Commodity Net |
| CCN➣Career Center Network (San Diego) |
| CCN➣Canadian Cohousing Network |
| CCN➣Customer Contact Name |
| CCN➣Centre de Communication Nord (French: Northern Communications Center; Brussels, Belgium) |
| CCN➣Career Counseling Network (various schools) |
| CCN➣Christian Connection Network |
| CCN➣Case Control Number |
| CCN➣Chemical Consultants Network |
| CCN➣Community Conservation Network (Honolulu, HI) |
| CCN➣Community Chat Network (IRC) |
| CCN➣Cycle Component Network (various locations) |
| CCN➣Credit Cards Now |
| CCN➣Chemistry Contact Network |
| CCN➣Cybergrace Christian Network |
| CCN➣Clover Corner News (4-H clubs) |
| CCN➣Companhia Colonial de Navegação (Lisbon, Portugal steamship company) |
| CCN➣Computer Communications Network |
| CCN➣Colorectal Cancer Network |
| CCN➣Climate Capital Network (various locations) |
| CCN➣Cable Communication Nagaragawa (Gifu, Japan) |
| CCN➣Croatian Commercial Network |
| CCN➣Configuration Change Notice |
| CCN➣Création de Contenu Numérique (French: Digital Content Creation) |
| CCN➣Contrôle Commande Numérique (French: Digital Command Control) |
| CCN➣Calling Card Number |
| CCN➣Cerebro Cortical Necrosis |
| CCN➣Continuous Control Node (Cisco) |
| CCN➣Canoë Club Normand (French: Normandy Canoe Club; Normandy, France) |
| CCN➣Common Core Network (IPv6) |
| CCN➣Control-Connection-Notification |
| CCN➣Contract Change Notification |
| CCN➣Cell Change Notification (network assisted cell change procedure in GSM/GPRS networks) |
| CCN➣Communauté de Communes du Naucellois (French: Naucellois Community of Communes; Naucelle, France) |
| CCN➣Certified Critical Care Nurse |
| CCN➣Contract Change Negotiation (NASA) |
| CCN➣Communauté Chemin Neuf (Chemin Neuf Community; Lyon, France) |
| CCN➣Change Control Number |
| CCN➣Consistent Checkpoint Number |
| CCN➣Category Code Number |
| CCN➣Copper Cable Network (Afghanistan) |
| CCN➣Création et Communication Numérique (French: Creation and Digital Communication) |
| CCN➣Comedy Central Nederland (Dutch: Comedy Central Netherlands; TV station) |
| CCN➣Cooperative Caring Network |
| CCN➣Common Control Node |
| CCN➣Command Center Network |
| CCN➣Classification Change Notice |
| CCN➣Construction Change Notice |
| CCN➣Customer Coordination Node |
| CCN➣Campus Christian Network (various universities; Ghana) |
| CCN➣Criminal Case Number (police report) |
| CCN➣Complaint Control Number (law enforcement) |
| CCN➣Continental Control Network |
| CCN➣Contract Completion Notice |
| CCN➣COMSEC Controlling Node |
| CCN➣Clinical Cognitive Neuroscience Laboratory (various locations) |
| CCN➣Cisco Content Networking Architecture (Cisco) |
| CCN➣Cross-Connect Network (AT&T) |
| CCN➣Crittenden Connection Networks |
| CCN➣Chauffage et Climatisation du Nord (French: Northern Heating and Air) |
| CCN➣Communauté Chrétienne des Nations (French: Christian Community of Nations; Cameroon) |
| CCN➣Cornwall Capital Network (Canada) |
| CCN➣Commercial Circuit Number |
| CCN➣Comcast Cable Network |
| CCN➣Connective Tissue Growth Factor Cystein-Rich Protein Nephroblastoma Overexpressed |
| CCN➣Critical Carbon Number |
| CCN➣Compassion Capital Network (Our Health, Inc.) |