| CCNA | Cisco Certified Network Associate | Cisco网络工程师认证 |
| CCNA | Canadian Community Newspapers Association | 加拿大社区报纸协会 |
| CCNA | Christian Church of North America | 北美基督教会 |
| CCNA | Customer Carrier Name Abbreviation (telecommunications) | 客户运营商名称缩写（电信） |
| CCNA | Competitive Consultant Negotiations Act | 竞争顾问谈判法 |
| CCNA | Coca-Cola North America | 可口可乐北美 |
| CCNA | Chipcom Cornerstone Networking Architecture | Chipcom基石网络架构 |
| CCNA | Cisco Certified Network Administrator | Cisco认证网络管理员 |
| CCNA | Cisco Certified Networking Associate | 思科认证网络助理 |
| CCNA | Center to Champion Nursing in America | 美国护理冠军中心 |
| CCNA | Consultants Competitive Negotiation Act | 顾问竞争谈判法 |
| CCNA | Council on Certification of Nurse Anesthetists | 麻醉护士认证委员会 |
| CCNA | Computer Company of North America | 北美计算机公司 |