| CCN | Cabin Compartment Node 
| Others |
| CCN | Cable Combine Network
| Others |
| CCN | Cabrio Club Nederland
| Others |
| CCN | Cache Coherent Network
| Others |
| CCN | Cadillac Club Nederland
| Others |
| CCN | Cadillac Clubs Northwest
| Others |
| CCN | CalOptima Community Network
| Others |
| CCN | Campus Care Network
| Others |
| CCN | Campus Computer Network
| Others |
| CCN | Campus Computing Network
| Others |
| CCN | Campus Conservation Nationals
| Others |
| CCN | Capstone College of Nursing
| Others |
| CCN | Car Clinic Network
| Others |
| CCN | Car Club Norway
| Others |
| CCN | Care Compass Network
| Others |
| CCN | Carisle Chrysler Nationals
| Others |
| CCN | Carrier Comfort Network
| Others |
| CCN | Carrying Capacity Network
| Others |
| CCN | Category Control Number
| Others |
| CCN | Caterham Club Norway
| Others |
| CCN | Center for Cognitive Neuroscience
| Others |
| CCN | Centre de Communications Nord
| Others |
| CCN | cerebrocortical necrosis
| Others |
| CCN | Cerri Cantiere Navali
| Others |
| CCN | Certificate of Convenience and Necessity
| Others |
| CCN | Certified Car Nut
| Others |
| CCN | Certified Clinical Nutritionist
| Others |
| CCN | Certified Contractors Network
| Others |
| CCN | Chakhcharan, Afghanistan
| Others |
| CCN | Change Control Notice
| Others |
| CCN | Change Control Number
| Others |
| CCN | Charge Control Node
| Others |
| CCN | Christian Community Network
| Others |
| CCN | Church Communication Network
| Others |
| CCN | Cigna Care Network
| Others |
| CCN | Citroen Connect Nav
| Others |
| CCN | Claims Corporation Network
| Others |
| CCN | Clark Comedy Network
| Others |
| CCN | Clark Community Network
| Others |
| CCN | Classic Car Network
| Others |
| CCN | Cleveland Clinic Nursing
| Others |
| CCN | Clio Club Nederland
| Others |
| CCN | Cloud Condensation Nuclei
| Others |
| CCN | CMS Certification Number
| Others |
| CCN | Co Counseling Nederland
| Others |
| CCN | Cobra Club Nederland
| Others |
| CCN | Code Complexity Number
| Others |
| CCN | Code Culture Now
| Others |
| CCN | Cognitive Computational
| Others |
| CCN | Cognitive Computational Neuroscience
| Others |
| CCN | Coleccion Castro Naranjal
| Others |
| CCN | Colfax Community Network
| Others |
| CCN | Collection Castro Nacional
| Others |
| CCN | Collector Car Network
| Others |
| CCN | College Central Network
| Others |
| CCN | College Credit Now
| Others |
| CCN | Colonia Citizens Network
| Others |
| CCN | Combined Communications Network
| Others |
| CCN | Commer Club Nederland
| Others |
| CCN | Common Course Numbering
| Others |
| CCN | Communication Center New
| Others |
| CCN | Community Care Network
| Others |
| CCN | Community College Network
| Others |
| CCN | Complaint Control Number
| Others |
| CCN | Computer and Communications Network
| Others |
| CCN | Computer Collector Newsletter
| Others |
| CCN | Computer Components and Networking
| Others |
| CCN | Conscious Consumer Network
| Others |
| CCN | Conservation Central Network
| Others |
| CCN | Consistency of Corner Numbers
| Others |
| CCN | Content Centric Networking
| Others |
| CCN | Continuing Care Nursery
| Others |
| CCN | Continuous Control Node
| Others |
| CCN | Contract Change Notice
| Others |
| CCN | Contract Change Notification
| Others |
| CCN | Cooperative Caring Network
| Others |
| CCN | Coordinated Care Network
| Others |
| CCN | Cordless Communication Network
| Others |
| CCN | Corescape Communications Network
| Others |
| CCN | Coronary Care Nursing
| Others |
| CCN | Corporate Care Network
| Others |
| CCN | Corruption, Cronyism, and Nepotism
| Others |
| CCN | Corvair Club Nederland
| Others |
| CCN | Corvette Club Norway
| Others |
| CCN | Cougar Care Network
| Others |
| CCN | Council of Churches in Namibia
| Others |
| CCN | Credit Card Network
| Others |
| CCN | Credit Card Number
| Others |
| CCN | Crisis Control Nursery
| Others |
| CCN | Critical Care Nurse
| Others |
| CCN | Critical Care Nursing
| Others |
| CCN | Cross Connect Network
| Others |
| CCN | Cryptocurrency News
| Others |
| CCN | Crystal City North Toastmasters Club
| Others |
| CCN | Cyclomatic Complexity Number
| Others |
| CCN | cyclosporine nephropathy
| Others |