- Wilunze Group (CBO) Hazina
- WINGS ENVIRONMENT AND EDUCATION TRANSFOMATION UNITY
- WIRWANA ASSOCIATION FOR EMPOWERMENT AND DEVELOPMENTS (WAENDELEE)
- WOFATA (Women Fighting Aids in Tanzania) Mtumba
- WOMAN AND CHILD VISION
- Women & Children - Africa Organization
- Women Against Poverty and HIV/AIDS
- WOMEN ALLIANCE FOR SOCIO-ECONOMIC PROSPERITY
- WOMEN AND CHILD DEVELOPMENT INITIATIVE
- Women and Children Legal Aid Organisation (WOLEA)