| Controlled Contamination Area | Academic & Science |
| Chartered Cost Accountant | Academic & Science |
| Cape Cod Academy | Academic & Science |
| Chandigarh College of Architecture | Academic & Science |
| Consumer Credit Act 1974 | Academic & Science |
| Center for Contemporary Art | Academic & Science |
| Centre for Curating the Archive | Academic & Science |
| California Culinary Academy | Academic & Science |
| Co-Curriculum Activities | Academic & Science |
| Canadian Communication Association | Academic & Science |
| Association Canadienne de Communication | Academic & Science |
| Colegio Colombiano de Archivistas | Academic & Science |
| Cranky Campus Aid | Academic & Science |
| Canadian Council of Archives | Academic & Science |
| Canyon Crest Academy | Academic & Science |
| Colombian College of Archivists | Academic & Science |
| Co-Curricular Activity | Academic & Science |
| California College of Ayurveda | Academic & Science |
| Commercial Capital Access | Accounts and Finance |
| Credit Card Action | Accounts and Finance |
| Capital Cost Annuity | Accounts and Finance |
| Chartered Certified Accountants | Accounts and Finance |
| Capital Cost Allowance | Accounts and Finance |
| Certifying Acceptance Agent | Accounts and Finance |
| Certified Computer Accountant | Accounts and Finance |
| Fort Chaffee (ar) | Airport Code |
| Council of Canadian Academies | Associations & Organizations |
| Centre for Contemporary Art | Associations & Organizations |
| Catholic Campaign for America | Associations & Organizations |
| Colorado Contractors Association | Business |
| Capital Consumption Allowance | Business |
| Correctional Corporation of America | Business |
| Central Collection Agency | Business |
| Centaur Casting Agency | Business |
| Certified Crop Advisers | Business |
| Cost Control Associates | Business |
| Check Cashing Association | Business |
| Commercial Collection Agency | Business |
| Career College Association | Business |
| Communications Council of America, Inc. | Business |
| Corrections Corp Of America | Business |
| Cogeco Communications Incorporated | Business |
| Chromated Copper Arsenate | Chemistry |
| Central City Association | Community |
| Cushman Club of America | Community |
| Cooperative Communicators Association | Community |
| Cornerstone Christian Academy | Community |
| Community Choice Aggregator | Community |
| California Chiropractic Association | Community |
| Competitive Carriers Association | Community |
| Center for Contemporary Arts | Community |
| Charter Captain Association | Community |
| Community Choice Aggregation | Community |
| Co-Cirriculum Activities | Community |
| Cecchetti Council of America | Community |
| IEEE International Conference on Control Applications | Community |
| Cable Communications Association | Community |
| Concerned Citizens Association | Community |
| Comics Code Authority | Community |
| Centre for Contemporary Arts | Community |
| Canadian Centre for Architecture | Community |
| Coastal Conservation Association | Community |
| Christian Community Action | Community |
| Copy Control Association | Community |
| Christian Coalition of America | Community |
| Calvary Christian Academy | Community |
| Center for Creative Arts | Community |
| Chinese Culture Association | Community |
| Cooperative Content Acceleration | Community |
| Co Curricular Activities | Community |
| Cross Cultural Awareness | Community |
| Concerned Children's Advertisers | Community |
| Coastal Conversation Association | Community |
| Confidential Certified Appraisals | Community |
| Children's Charities of America | Community |
| Catholic Charities Agencies | Community |
| Common Cryptographic Algorithm | Computer and Networking |
| Center for Computational Astrophysics | Computing |
| Computer Crime Act | Computing |
| Canonical Correlation Analysis | Computing |
| Common Configuration Architecture | Computing |
| Cloud Connected Audio | Computing |
| Channel to Channel Adapter | Computing |
| Component Collaboration Architecture | Computing |
| Chrome Camera App | Computing |
| Cyber Crime Awareness | Computing |
| Certified Cybersecurity Analyst | Computing |
| Center for Computational Aesthetics | Computing |
| Competence Community Assistant | Computing |
| Common Cryptographic Architecture | Computing |
| Copyright Control Association | Computing |
| Cardholder Certificate Authority | Computing |
| Cisco Clean Access | Computing |
| Compatible Communications Architecture | Computing |
| Call Control Agent | Computing |
| Communications Control Architecture | Computing |
| Creative Commons Attribution | Computing |
| Cisco Certified Architect | Computing |
| Computer Club Across | Computing |
| Chosen Ciphertext Attack | Computing |
| Counos Coin | Cryptocurrency |
| Community College of Aurora | Educational Institute |
| California College of The Arts | Educational Institute |
| Community College Association | Educational Institute |
| Cc: Mail Data | File Type |
| Compania Columbiana Automoritz | General |
| Car Club of America | General |
| Champ Car Atlantic | General |
| Camping Und Caravaningclub Austria | General |
| Changan Chana Automobile | General |
| Chongqing Changan Automobile | General |
| Citroen Creative Awards | General |
| Coalition for Clean Air | General |
| Classic Car Auction | General |
| Cluster Control Assembly | General |
| Carrying Capacity Assessments | General |
| Concentric Clutch Actuator | General |
| Camara del Comercio Automotor | General |
| Chief Counsel Advice | General |
| Clasicos Canarios de Automoviles | General |
| Corporate Counseling Associates | General |
| Car Connectivity Awards | General |
| Corvette Club of Arizona | General |
| Cold Cranking Amps | General |
| Corvette Club Austria | General |
| Customer Choice Aggregation | General |
| Corvette Club of America | General |
| Classic Car Association | General |
| Corvette Club of Albany | General |
| Cobra Club Austria | General |
| Citroen Club of America | General |
| Construction Careers Academy | General |
| Citroen Concours of America | General |
| Creative Communication Associates | General |
| Connected Car Award | General |
| Capital Cost Allowances | General |
| Copper Chromium and Arsenic | General |
| Chrome Copper and Arsenic | General |
| Center for Constructive Alternatives | General |
| Champion Cheer All | General |
| Constantly Chewed Aspirations | General |
| Copper Clad Aluminum | General |
| Component Cost Analysis | General |
| Chief Commissioner Award | General |
| Collie Club of America | General |
| Chess Coaches Association | General |
| Canaan Club of America | General |
| Cauliflower Cropping Action | General |
| Clinica Chimica Acta | General |
| Clear Creek Amana | General |
| Carolina Chevelle Association | General |
| Caja de Cambios Automaticas | General |
| Cooperative Collision Avoidance | General |
| Car Collision Avoidance | General |
| Calandre Club d'Armor | General |
| Center Control Assembly | General |
| Car Carrier Association | General |
| Connecticut Carwash Association | General |
| Chicagoland Carwash Association | General |
| Canadian Carwash Association | General |
| Centrul de Cercetari Pentru Automobile | General |
| Clube de Carro Antigo | General |
| Cherokee Club of Australia | General |
| City Compensatory Allowance | General |
| Construction Consulting Associates | General |
| Cyber Cats Association | General |
| Copper Chrome Arsenate | General |
| Creative Communications Associates | General |
| Custom Corvette Accessories | General |
| Copper Chromium Arsenate | General |
| Comprehensive Course Assessment | General |
| Canadian Construction Association | General |
| Central Collection Activity | Governmental |
| Close-Combat Attacks | Governmental |
| Child Citizenship Act of 2000 | Governmental |
| Communist Control Act of 1954 | Governmental |
| Cloud Communications Alliance | Governmental |
| Corrections Corporation of America | Governmental |
| Community Corrections Act | Governmental |
| Common Cabin Air | Governmental |
| Corporate Child Abuse | Governmental |
| Club Coach Award | Governmental |
| Clinger-Cohen Act (formerly the Information Technology Management Reform Act) | Governmental |
| Child Care Assistance | Governmental |
| see CCARDA | Governmental |
| Court of Criminal Appeal | Governmental |
| Commonwealth Care Alliance | Governmental |
| Cenelec Certification Agreement | Governmental |
| Corporate Council on Africa | Governmental |
| Community Conserved Area | Governmental |
| Clinger-Cohen Act | Governmental |
| Chief Controller of Accounts | Indian Ministry of Finance |
| CHIGICHERLA | Indian Railway Station |
| Centro Comunitario de Aprendizaje | International |
| Cronica Cercetărilor Arheologice | International |
| επιτροπή πιστωτικών συνδέσων των ΕΚ | International |
| Corporación Colombiana para la Amazonia | International |
| Constantly Chewed A** | Internet |
| Certified Crop Adviser | Jobs |
| Certified Crime Analyst | Jobs |
| Certified Citrix Administrator | Jobs |
| Corporate Construction Associate | Jobs |
| Certified Coding Associate | Jobs |
| Child Care Assistant | Jobs |
| Critical Care Associate | Jobs |
| Cold Cranking Amperes | Measurement Unit |
| Children's Cancer Association | Medical |
| Cost-Consequence Analysis (!) | Medical |
| Crossed Cerebellar Atrophy | Medical |
| Current Cost Accounting (!) | Medical |
| Chibi Cheetah Angels | Medical |
| Corrected Calcium | Medical |
| Calcium Channel Antagonist | Medical |
| Circumflex Coronary Artery | Medical |
| Civil Contingencies Act 2004 | Medical |
| Clear Cell Acanthoma | Medical |
| Clear Cell Adenocarcinoma | Medical |
| Common Carotid Artery | Medical |
| Congenital Contractural Arachnodactyly | Medical |
| Conventional Coronary Angiography | Medical |
| corticocerebellar atrophy | Medical |
| Carrier-controlled Approach | Military and Defence |
| Central Contracting Authority | Military and Defence |
| Container Control Activity | Military and Defence |
| Contamination Control Area | Military and Defence |
| Contingency Capabilities Assessment | Military and Defence |
| Contract Construction Agent | Military and Defence |
| Correct Counter Attack | Military and Defence |
| Circuit Card Assembly | Military and Defence |
| Centcom Combat Analysis | Military and Defence |
| Controller of Certifying Authorities | Ministry of Communications and Information Technology |
| Controller of Communication Accounts | Ministry of Communications and Information Technology |
| Canadian Comedy Awards | Society & Culture |
| Citrix Certified Administrator | Softwares |
| Communications Carrier Assembly | Space Science |
| Contract Change Authorization | Space Science |
| Coolant Control Assembly | Space Science |
| Cruising Club of America | Sports |
| Common Canadian Athletes | Sports |
| Canadian Canoe Association | Sports |
| Clogging Champions of America | Sports |
| Champion Cheer Allstars | Sports |
| Canadian Corporation Assets | Stock Exchange |
| Chigicherla railway station | Transport & Travel |
| Certified Crop Advisor | Trees & Plants |