- International Prisoners Relief Organization
- International Prisoners Relief Organization (Headquarters)
- International Prisoners Relief Organization (Morogoro Unit)
- Inua Elimu Penda Yatima
- INVEST IN WOMEN ORGANIZATION
- IRINGA CIVIL SOCIETY ORGANAZATIONS (ICISO -UMBRELLA
- IRINGA HELP FOR THE FUTURE "we care you"
- IRINGA PARALEGAL CENTRE
- IRINGA WOMEN AGAINST POVERTY
- JAMII YA KUJITOLEA TANZANIA