 | Civil-Military Fusion Centre. |
 | Climate Change and Disaster Preparedness Working Group. |
 | Clingendael Institute. |
 | Co-operation Centre for Afghanistan (CCA). |
 | Co-operation for Peace and Unity (CPAU). |
 | Collaborative for Development Action (CDA). |
 | Collaborative for Development Action. Local Capacities for Peace Project. |
(3) | Collective for Social Science Research. |
 | Columbia University. Mailman School of Public Health. Heilbrunn Department of Population and Family Health. |
 | Combined Forces Command (Afghanistan). |
 | Comitato Svizzero di sostegno per il popolo afgano. |
 | Comité suisse de soutien au people afghan. |
 | Commercial law – Afghanistan. |
 | Committee for Rehabilitation Aid to Afghanistan (CRAA). |
 | Commonwealth Broadcasting Association. |
 | Commonwealth Secretariat. |
 | Community Development Program (CDP). |
 | Comprehensive Care for Malnourished Afghan Children (CCMAC). |
 | Comprehensive Disabled Afghans' Programme (CDAP). |
(7) | Comprehensive Disabled Afghans’ Program (CDAP). |
(6) | Comprehensive Disabled Afghans’ Programme (CDAP). |
(2) | Comprehensive Disabled Afghan’s Programme. |
 | Concern Afghanistan. |
 | Concern. |
 | Concordis International. |
 | Conference of Heads of State or Government of Non-aligned Countries (1st :1961 : Belgrad). |
 | Conference of Journalists of Non-Aligned Countries (Kabul : 1987). |
 | Conference on International Broadcasters’ Audience Research Services (2004 : London). |
 | Conference on the Relationship between State and Non-State Justice Systems in Afghanistan (December 10-14, 2006, Kabul, Afghanistan). |
 | Conflict Prevention, Recovery and Peacebuilding Program. |
(3) | Conflict, Security and Development Group, Kings College. |
 | Congressional Research Service (CRS). |
 | Consultative Group for International Agricultural Research (CGIAR). |
 | Cooperation Centre for Afghanistan (CCA). |
 | Cooperation for Peace And Unity (CPAU). |
(8) | Cooperation for Peace and Unity (CPAU). |
(10) | Cooperative for Assistance and Relief Everywhere (CARE). |
 | Cooperative for Assistance and Relief Everywhere (CARE). Rural Assistance Program (RAP). |
(6) | Cooperative for Peace and Unity (CPAU). |
(2) | Coordination Working Group on Inclusive Education (IECWG). |
(2) | Coordination of Afghan Relief (CoAR). |
(4) | Coordination of Humanitarian Assistance (CHA). |
 | Copenhagen Development Consulting ( CDI). |
 | Cordaid Afghanistan. |
 | Cordaid. |
 | Corporate Body Cooperation for Peace And Unity (CPAU). |
 | Council for a Livable World. |
 | Council of the European Union. |
 | Council of the League of Arab States. |
(4) | Council on Foreign Relations (CFR). |