sort by Rank | Alpha
| Possible Meanings | Rank |
| Capital City Statistical Divisions | **** |
| Cleveland City School District | **** |
| Council on Social Development | **** |
| Child Care Services Division | **** |
| Corinth Central School District | **** |
| Canton Central School District | **** |
| Council of Social Development | **** |
| Craig City School District | **** |
| Clark County Sanitation District | **** |
| Carmel Central School District | **** |
| Campbell County School District | *** |
| Chappaqua Central School District | *** |
| CRC for Coal in Sustainable Development | *** |
| Converse County School District | *** |
| Clinton Community School District | *** |
| Chinese Continental Scientific Drilling | *** |
| Client Centred Service Delivery | *** |
| Calvary Chapel San Diego | *** |
| Cambria Community Services District | *** |
| Copiah County School District | *** |
| Cherry Creek School District (Aurora, CO) | *** |
| College Counseling and Student Development | *** |
| Center for Conservation and Sustainable Development | *** |
| Cambridge City School District | *** |
| Christian County School District | *** |
| Clackamas County Service District | *** |
| Cleveland County Sanitary District | *** |
| Cellular Circuit Switched Data | *** |
| cellular circuit-switched data | *** |
| Center for Counseling and Student Development | *** |
| Community Centric Sustainable Development | *** |
| Commonwealth Centre for Sport Development | *** |
| Coupled Cluster Single Double | *** |
| Catawba County School District | *** |
| Converse Co School Dist | *** |
| Certificate of Completion of Staff Development | *** |
| Centre for Coal in Sustainable Development | *** |
| Cobre Consolidated School District | *** |
| Council for Social Development | *** |
| Center for Control Systems and Dynamics | *** |
| Computer and COmmunications Department | *** |
| Cornell Club of San Diego | *** |
| Coupled Cluster Single and Double | *** |
| Calgary Catholic School District | ** |
| Crook County School District | ** |
| Climate Change Stakeholder Dialogue | ** |
| Canadian Centre for Social Development | ** |
| Communications Creative Services Department | ** |
| Child Care Service Delivery | ** |
| Community Care Services Department | ** |
| Conference of Central Securities Depositories | ** |
| Complex Carbohydrate Structural Database | ** |
| Computing and Computational Sciences Directorate | ** |
| CONGREGATIO CATOLICA SINE DOGMA | ** |
| Cambria Community Service District | ** |
| Canton City School District | ** |
| Christ Child Society of Detroit | ** |
| Communication Channels and Services Department | ** |
| Central Computer Services Department | ** |
| Caledonia Centre for Social Development | ** |
| Classification and Schedule Development | ** |
| Command Communication Service Designator | ** |
| Common Channel Signaling Data | ** |
| Coordinating Committee on Sustainable Development | ** |
| Central Consolidated School District | * |
| Center for Complex Systems and Dynamics | * |
| Cluster Configuration System Daemon | * |
| Council for Strategic Direction | * |
| Capitol City Speech and Debate | * |
| Community Care Service Department | * |
| Community City School District | * |
| Corporate Communications Services Division | * |
| Canadian Cultural Society for the Deaf | * |
| Contact Center Support Division | * |
| Cook Co Sheriffs Dept | * |
| Chiefs Committee on Social Development | * |
| Contractual Costing Services Directorate | * |
| Core Components Supplementary Documents | * |
| Critical Care Step Down | * |
| Configuration Control System Directive | * |
| Communications Circuit System Designator | * |
| Ceann Comhairle Speaker of the Dail | * |
| Centre de CoopTration internationale en SantT et DTveloppement | * |
| Classification of Clastic Sedimentary Deposits | * |
| Computing Center Staff Directory | * |
| Cool Canadian Site of Day | * |
| Crete Computer Science Department | * |