- Wete Environmental Conservation Club (WECOC)
- WHIN EMPOWERMENT
- White Dow
- White Orange Youth
- white star society
- Widow Women and Orphan Support
- WIDOWERS/WIDOWS AND ORPHANS LEGAL ASSISTANCE IN TANZANIA LTD(WOLAT)
- WIDOWS AND ORPHANED DEVELOPMENT ORGANIZATION
- WIDOWS, ORPHANS AND VULNERABLE CHILDREN IN TANZANIA ( WOVUCTA )
- WILAYA YA BAGAMOYO