- City Planning, Department of (DCP)3,323
- Citywide Administrative Services, Department of (DCAS)5,196
- Civic Engagement Commission (CEC)7
- Civil Service Commission (CSC)20
- Civilian Complaint Review Board (CCRB)259
- Climate Resiliency, Mayor's Office of (MOCR)1
- Climate and Environmental Justice, Mayor's Office of (MOCEJ)7
- Combat Domestic Violence, Mayor's Office to (OCDV)55
- Commission on Gender Equity (CGE)17
- Commission to Combat Police Corruption (CCPC)50
- Community Affairs Unit (CAU)8
- Community Boards19
- Community Mental Health, Mayor's Office of (OCMH)2
- Comptroller (COMP)1,793
- Conflicts of Interest Board (COIB)631
- Consumer Affairs, Department of (DCA)661
- Consumer and Worker Protection, Department of (DCWP)133
- Contract Services, Mayor's Office of (MOCS)316
- Correction, Board of (BOC)246
- Correction, Department of (DOC)479