- Creative Social Welfare Society, Krishna
- Creative Trust, Madurai
- Creative Village Development Society, Bhopal
- Creative Youngsters Mission, Mayurbhanj
- Creator, Muzaffarpur
- CREATOR’S, East Godavari
- Creators Educational and Social Development Society, Delhi
- Creature Help Foundation, Lucknow
- Cred Trust, Rajkot
- Credit Consumers Association of India, Mumbai
- Credit Promotion Committee, Ajmer
- CREDS – Centre for Rural Education and Development Society, Anantapur
- CREEDM Trust – Centre for Rural Education & Economic Development for Oppressed Mass Trust, Vellore
- CREFTDA – Centre for Regional Education Forest & Tourism Development Agency, Jashipur
- CRENIEO, Chennai
- Crescent Children Resource Centre, Pondicherry
- Crescent Educational & Welfare Society, Sirmour
- Crescent Foundation, Gorakhpur
- Crescent NGO, Kangra
- Crescent Trust, Madurai
- Cresecent Shikshan Prasarak Mandal, Ballarpur
- CRESEDS – Chaithanya Rural Education & Socio Economic Development Society, Medak
- CRG – Children’s Rights in Goa, Panaji
- CRIED – Centre for Research Information Education & Development, Madurai
- Crime Reformer Association, Delhi
- Crime Reformer Association, Gurgaon
- Cripa Centre for Rural Innovative Peoples Action, Bhopal
- Crippled Rehabilitation Development Service Society, Prakasam
- CRM – Centre for Resource Management, Khurda
- CRO, Nadia
- CROSS – Centre for Rural Reconstruction & Social Solidarity, Cuttack
- Cross Christian Charitable Trust, Delhi
- Cross Fellowship Society, Warangal
- Cross Trust, Villupuram
- CRPR – Center for Rural Prosperity & Research, Tonk
- CRSJS – The Civil Rights & Social Justice Society, Trivandrum
- Crues Development Consultancy Services, Kolar
- CRUSADE – Centre for Rural Socio-Economic Awareness & Rural Development, Cachar
- Crusade Fundamental Research Institute, Vellore
- Csc Vle Mahoba Welfare Association, Mahoba
- CSD – Centre for Social Development, Imphal
- Csdishaa Foundation, Ghaziabad
- CSDP – Centre for sustainable development project, Dharmapuri
- CSDS – Centre for Social Development & Social Work Research, Coimbatore
- CSED – Centre for Social Education & Development, Madurai
- CSI Puthuir Special School & Vocational Training Centre for Mentally Retarded, Chennai
- CSIM – Centre for Social Initiative & Management, Hyderabad
- CSJD – Centre for Social Justice & Development, Bhubaneswar
- CSRD – Centre for Social Reconstruction & Development, Madurai
- CSSAR – Center for Social Security Action & Research, New Delhi