- Kahama Women Alliance
- Kamachumu Environment Care Association (KECA)
- KARAGWE DEVELOPMENT ASSOCIATION
- KARAGWE RURAL DEVELOPMENT AND ENVIRONMENTAL CONSERVATION AGENCY(KARUDECA)
- KARIBU TANZANIA ASSOCIATION(K.T.A)
- Kazi ni Dawa {KAniDA}
- Kifaru Community Development in Tanzania (KICODET)
- Kigoma Disabled Survival Group
- Kigoma Network of Women living with HIV/AIDS
- kigoma single parents association