| CCA | Center for Computing and Automation | 计算和自动化中心 |
| CCA | Common communication dapter | 通用通信适配器 |
| CCA | Channel to Channel Adaptor | 通道-通道适配器 |
| CCA | Customs Co-operation Council | 海关税收委员会 |
| CCA | cargo charges correction advice | 货物运费更改通知 |
| CCA | Call Control Agent | 呼叫控制代理 |
| CCA | Common Cryptographic Architecture | 公用密码结构 |
| CCA | Canadian Cattlemen's Association | 加拿大养牛业者协会 |
| CCA | Children's Craniofacial Association | 儿童颅面协会 |
| CCA | Carle Clinic Association (Urbana, Il) | 卡尔诊所协会（伊利诺伊州厄巴纳） |
| CCA | Chinese Cultural Association | 中国文化协会 |
| CCA | Canadian Construction Association | 加拿大建筑协会 |
| CCA | Central City Association (Los Angeles) | 中心城市协会（洛杉矶） |
| CCA | Canadian Checker Association | 加拿大检验员协会 |
| CCA | Call Centre Association (UK) | 呼叫中心协会（英国） |
| CCA | Child Care Association | 儿童保育协会 |
| CCA | Connecticut Counseling Association | 康涅狄格州咨询协会 |
| CCA | Chinese Cycling Association | 中国自行车协会 |
| CCA | Convenient Care Association (Philadelphia, Pennsylvania) | 方便护理协会（宾夕法尼亚州费城） |
| CCA | Christian Contractors Association | 基督教承包商协会 |
| CCA | Consiglio di Cooperazione Araba | Araba合作伙伴协会 |
| CCA | Chemical Carriers' Association, Inc. (Australia) | 化学携带者协会有限公司”。(澳大利亚) |
| CCA | Cancer Care Associates | 癌症护理协会 |
| CCA | Canadian Curling Association | 加拿大冰壶协会 |
| CCA | Coastal Conservation Association | 海岸保护协会 |
| CCA | Copy Control Association (DVD) | 复制控制协会（DVD） |
| CCA | Combatant Clergy Association | 战斗神职人员协会 |
| CCA | Cable Communications Association | 有线通信协会 |
| CCA | California Counseling Association | 加州咨询协会 |
| CCA | Cancer Council Australia | 澳大利亚癌症委员会 |
| CCA | Conference on Control Applications | 控制应用会议 |
| CCA | Contract Change Agreement | 合同变更协议 |
| CCA | Common Cryptographic Algorithm | 通用密码算法 |
| CCA | Computability and Complexity in Analysis (International Conference) | 分析的可计算性和复杂性（国际会议） |
| CCA | Corrections Corporation of America | 美国矫正公司 |
| CCA | Coolant Control Assembly (NASA) | 冷却剂控制组件（NASA） |
| CCA | Critical Characteristics Audit | 关键特性审核 |
| CCA | Colon Cancer Alliance | 结肠癌联盟 |
| CCA | Cost-Consequences Analysis | 成本后果分析 |
| CCA | Consumer Credit Act (UK) | 《消费者信贷法》（英国） |
| CCA | Command and Control Agency (NATO) | 指挥控制局（北约） |
| CCA | Computer Conversion Assemblies | 计算机转换程序集 |
| CCA | Compact Computer Algebra | 紧凑计算机代数 |
| CCA | central contracting authority (US DoD) | 中央合同管理局（美国国防部） |
| CCA | Climate Change Agreement | 气候变化协议 |
| CCA | Current Cost Accounting | 当前成本会计 |
| CCA | Cross-Cultural Analysis | 跨文化分析 |
| CCA | Capital Consumption Allowance | 资本消耗津贴 |
| CCA | Croatian Competition Agency | 克罗地亚竞争局 |
| CCA | Certified Chartered Accountant | 注册注册会计师 |
| CCA | contract construction agent (DOD) (US DoD) | 合同建设代理（DOD）（美国国防部） |
| CCA | Call Center Agent | 呼叫中心代理 |
| CCA | Coalition for Coordinated Advocacy | 协调宣传联盟 |
| CCA | Center for Contemporary Arts | 当代艺术中心 |
| CCA | Canadian Council of Archives | 加拿大档案理事会 |
| CCA | Christian Coalition of Alabama | 阿拉巴马州基督教联盟 |
| CCA | Configurable Cell Array | 可配置单元阵列 |
| CCA | Continental Control Area | 大陆空中交通控制区 |
| CCA | Consumer Credit Agencies | 消费信贷机构 |
| CCA | Certification of Compliance Agreement | 合规协议证明 |
| CCA | Component Cost Analysis | 组成成本分析 |
| CCA | Cowcod Conservation Area (California) | 鳕鱼保护区（加利福尼亚州） |
| CCA | Contract Change Authorization | 合同变更授权 |
| CCA | Chair Command Acquire | 获取椅子命令 |
| CCA | Call Collection Area (Australia) | 呼叫收集区（澳大利亚） |
| CCA | ComisiÓn para la CooperaciÓn Ambiential de AmÉrica del Norte (North American Free Trade Agreement Agency) | ComisiÓn para la CooperaciÓn Ambiential de AmÉrica del Norte (North American Free Trade Agreement Agency) |
| CCA | Club Corporation of America (Knoxville, TN) | 美国俱乐部公司（田纳西州诺克斯维尔） |
| CCA | Cardiac Care Associate (Member; American College of Cardiology) | 心脏护理助理（美国心脏病学院会员） |
| CCA | Cold Cranking Amps (automobile battery rating) | 冷起动电流（汽车电池额定值） |
| CCA | Chosen-Cyphertext Attack | 选择Cyphertext攻击 |
| CCA | Canonical Correlation Analysis | 典型相关分析 |
| CCA | Clinger-Cohen Act | 克林格·科恩法案 |
| CCA | Co-Curricular Activities | 课程辅助活动 |
| CCA | Chimpanzee Coryza Agent | 黑猩猩Coryza药剂 |
| CCA | Center for Consumer Affairs | 消费者事务中心 |
| CCA | Cisco Clean Access | Cisco清洁访问 |
| CCA | Common Carotid Artery | 颈总动脉 |
| CCA | Computer Corporation of America | 美国计算机公司 |
| CCA | Congenital Contractural Arachnodactyly | 先天性肩周炎 |
| CCA | Community Choice Aggregation | 社区选择聚合 |
| CCA | Capital Cost Allowance | 资本成本补贴 |
| CCA | Comics Code Authority | 漫画审议局 |
| CCA | CENTCOM Combat Analysis | CENTCOM作战分析 |
| CCA | Canadian Centre for Architecture | 加拿大建筑中心 |
| CCA | Children's Charities of America | 美国儿童慈善事业 |
| CCA | Canonical Correspondence Analysis | 典型对应分析 |
| CCA | Christian Conference of Asia | 亚洲基督教会议 |
| CCA | California College of the Arts | 加州艺术学院 |
| CCA | Certified Crop Adviser | 认证作物顾问 |
| CCA | California Charter Academy | 加州宪章学院 |
| CCA | Christian Coalition of America | 美国基督教联盟 |
| CCA | Court of Criminal Appeal | 刑事上诉法院 |
| CCA | Corporate Council on Africa | 非洲企业理事会 |
| CCA | Conference of Consulting Actuaries | 咨询精算师会议 |
| CCA | Chief Commissioner's Award | 首席专员的奖项 |
| CCA | Circuit Card Assembly | 电路卡组件 |
| CCA | Chromated Copper Arsenate | 铬酸砷酸铜 |
| CCA | Consumer's Cooperative Association | 消费合作社 |