| Centre for Civil Society | Academic & Science |
| Center for Classical Studies | Academic & Science |
| Center for Coordination Science | Academic & Science |
| Czech Chemical Society | Academic & Science |
| Česká Společnost Chemická | Academic & Science |
| Česká Chemická Společnost | Academic & Science |
| Société Canadienne de Cardiologie | Academic & Science |
| Cyprus Computer Society | Academic & Science |
| Community Colleges of Spokane | Academic & Science |
| Correct Class Selection | Academic & Science |
| Campus Computing Site | Academic & Science |
| Calculator and Computer Systems | Academic & Science |
| Calculus of Communication Systems | Academic & Science |
| Centre for Crop Science | Academic & Science |
| Certified Construction Specifier | Academic & Science |
| Credit Card Status | Accounts and Finance |
| Custom Credit System | Accounts and Finance |
| Cost of Common Stock | Accounts and Finance |
| Current Cost of Supply | Accounts and Finance |
| Caracas | Airport Code |
| Continuous Contract Spliced | Business |
| Castle & Cooke, Incorporated | Business |
| Creative Communications Services | Business |
| Customer and Community Satisfaction | Business |
| Cadence Customer Support | Business |
| Chris Chase Simulation | Business |
| Customer Care System | Business |
| Compact Cooling System | Business |
| Creative Curriculum Software (Company) | Business |
| Commitment Care And Success | Business |
| Caffenated Counter Strike | Business |
| Care, Commitment, and Service | Business |
| Crown Commercial Services | Business |
| Cash Centre System | Business |
| Central Computing Services | Business |
| Coupe Concept Study | Business |
| Certified Customs Specialist | Business |
| Consumer Credit Services | Business |
| Crescent City Soda | Business |
| Computer Copier System | Business |
| Computer and Communication Systems | Business |
| Clarity Commerce Solutions | Business |
| Copper Chaperone for Superoxide | Chemistry |
| Carbon Capture and Storage | Chemistry |
| Community Content System | Community |
| Chinese Christian Schools | Community |
| Cumberland County Schools | Community |
| Charlottesville City Schools | Community |
| Cross Cultural Solutions | Community |
| Columbus City Schools | Community |
| Carmel Clay Schools | Community |
| Catholic Cross-cultural Services | Community |
| Comprehensive Community Services | Community |
| Child Care Services | Community |
| Chattanooga Christian School | Community |
| Covenant Christian School | Community |
| Character Concept Sheet | Community |
| Community Currency System | Community |
| Common Channel Signaling | Computer and Networking |
| Common Comand Set | Computer Assembly Language |
| Clip Connection System | Computer Hardware |
| Cisco Cloud Services | Computing |
| Cloud Collaboration Services | Computing |
| Certified Copywriting Specialist | Computing |
| Customer Care and Service | Computing |
| Council on Cyber Security | Computing |
| Content Control Software | Computing |
| Cultural Cyber Security | Computing |
| Cooperative Cyber Security | Computing |
| Clinical Classifications Software | Computing |
| Complete Computer Solutions | Computing |
| Custom Computer Services | Computing |
| Common Communication Support | Computing |
| Coded Character Set | Computing |
| Common Control Style | Computing |
| Command Core System | Computing |
| Commercial Computer Software | Computing |
| Central Common Software | Computing |
| Control Center System | Computing |
| Control Channel System | Computing |
| Cartesian Coordinate System | Computing |
| Current Control Set | Computing |
| Color Calibration System | Computing |
| Custom Conversion Set | Computing |
| Common Client Scan | Computing |
| Clean Colour Screen | Computing |
| Command Code Sets | Computing |
| Closed Captioning System | Computing |
| Common Communication Services | Computing |
| Custom Contract Services | Computing |
| Custom Content Service | Computing |
| Clock Comparator System | Computing |
| Cisc Based Computer System | Computing |
| Computer Command System | Computing |
| Certified Cyber Security | Computing |
| Cyber Channels | Computing |
| Computer Crime Section | Computing |
| Computer Crimes Squad | Computing |
| Computer and Communications Security | Computing |
| Common Communications Support | Computing |
| Cisco Collaboration Server | Computing |
| Cisco Configuration Service | Computing |
| Centum Call Second | Computing |
| Custom Character Set | Computing |
| Compute Cluster Server | Computing |
| Cluster Synchronization Services | Computing |
| Calling Card Service | Computing |
| Certified Cyber Solution | Computing |
| Central Computer System | Computing |
| Computing Classification System | Computing |
| Columbus Computer Society | Computing |
| Chicago Computer Society | Computing |
| Computer Conservation Society | Computing |
| College of Creative Studies | Educational Institute |
| College for Creative Studies | Educational Institute |
| Copper Clad Steel | Electronics |
| Club Corvette Sweden | General |
| Combined Charging System | General |
| Capital Car Shows | General |
| Client Configuration Server | General |
| Capri Club Scotland | General |
| contest CCS sends | General |
| Cruise Control Switch | General |
| Cadillac Club Sweden | General |
| Concept Communication Solutions | General |
| Computer Controlled Suspension | General |
| copper chaperone for SOD1 | General |
| Cooperative Car Society | General |
| Camaro Club Sweden | General |
| Candy Crush Saga | General |
| City Car Share | General |
| Capri Club Schweiz | General |
| Corinthian Cast Stone | General |
| Carbon Capture and Sequestration | General |
| Cadillac Club of Switzerland | General |
| Center for Curatorial Studies | General |
| Complete Customer Satisfaction | General |
| Continuous Count Station | General |
| Calculus of communicating systems | General |
| Community Car Share | General |
| Code Composer Studio | General |
| Car Clinic Service | General |
| California Children's Services | General |
| Common Channel Signalling | General |
| Combo Charging System | General |
| Center for Cartoon Studies | General |
| Central Commodity System | General |
| Classic Car Studio | General |
| Community Car Scheme | General |
| Community Car Service | General |
| Custom Car Show | General |
| Coupe Cabriolet Study | General |
| Charing Cross Station | General |
| Continental Car Services | General |
| Closed Cell Structures | General |
| Camry Club Singapore | General |
| Cass Calder Smith | General |
| Cutlass Calais | General |
| Central Coast Section | General |
| Common Core System | General |
| Card Captor Sakura | General |
| Collective Consciousness Society | General |
| Combat Control System | General |
| Communications Control System | General |
| Creative Customer Satisfaction | General |
| Collapsed Cell Structure | General |
| Creating Customer Satisfaction | General |
| Coalition for Construction Safety | General |
| Composite Current Source | General |
| Covenant Capital Ship | General |
| Cullen Cleaning Services | General |
| Comprehensive Chromosome Screening | General |
| Chaos's Chaotic Ship | General |
| Content Conversion Specialists | General |
| Current Cost of Supplies | General |
| Centrum Call Seconds | General |
| Combined Cycle Solution | General |
| California Cheap Skates | General |
| Cruel Colollus Sword | General |
| Controlled Combustion System | General |
| Cordless Communications System | General |
| Corporate Car Sharing | General |
| Cruise Control System | General |
| Combined Combustion System | General |
| Classic Car Scheib | General |
| Climate Control Sensor | General |
| Cruise Control Signal | General |
| Check Control System | General |
| Climate Controlled Seat | General |
| Clean Combustion System | General |
| Circuit Club Sports | General |
| Coast Clutch Solenoid | General |
| Cold Cranking Simulator | General |
| Chongqing Changan Suzuki | General |
| Chevrolet Corvette Stingray | General |
| Car Communication System | General |
| Clay County Speedway | General |
| Crawford County Speedway | General |
| Citrus County Speedway | General |
| Classic Car Show | General |
| Capital City Speedway | General |
| Cobra Classic Sportscars | General |
| Climate Control System | General |
| Charity Car Show | General |
| Club Cuore Sportivo | General |
| Cellular Confinement System | General |
| Criminal Capture Society | Governmental |
| Crime Capture System | Governmental |
| California Childrens' Service | Governmental |
| Cuauhtémoc Cárdenas Solórzano | International |
| Customer Care Specialist | Jobs |
| Certified Chemoinformatics Specialist | Jobs |
| Certified Coding Specialist | Jobs |
| Canadian Cancer Society | Medical |
| Cancer Control Society | Medical |
| Change Control System | Military and Defence |
| Communications Control Set | Military and Defence |
| Command and Coordination Set | Military and Defence |
| Combat Communications Squadron | Military and Defence |
| Casualty Clearing Station | Military and Defence |
| Combined Chiefs of Staff | Military and Defence |
| Central Control Ship | Military and Defence |
| Container Control Site | Military and Defence |
| Coded Cab Signal | Regional |
| Common Command Set | Softwares |
| Central Control Section | Space Science |
| Central Control Station | Space Science |
| Command and Control System | Space Science |
| Complex Control Set | Space Science |
| Computer Core Segment | Space Science |
| Console Communication System | Space Science |
| Contamination Control System | Space Science |
| Central Checkout System | Space Science |
| Collegiate Climbing Series | Sports |
| Championship Cup Series | Sports |
| Central Certificate Service | Stock Exchange |
| Centa- (hundred) Call Seconds | Telecommunication |
| Call Center Service | Telecommunication |
