- BARAKA GOODHOPE ORPHAN'S DEVELOPMENT
- BARAKA YOUTH NETWORK
- BARAZA KUU LA WAISLAMU WA TANZANIA (BAKWATA) WILAYA YA MKURANGA
- Baraza la Watoto wa Jamhuri ya Muungano wa Tanzania
- Bhanakiya environmental conservation organazation
- BIHARAMULO ORIGINATING SOCIO - ECONOMIC DEVELOPMENT ASSOCIATION
- Boresha Capacity Development Organization
- BOZA SECONDARY AND VOCATIONAL SCHOOL
- Bright Destiny Tanzania
- Bright Moon Education Organisation