- Central Diocese
- Dodoma Diocese
- East of Lake Victoria Diocese
- Eastern & Coastal Diocese
- Iringa Diocese
- Karagwe Diocese
- Konde Diocese
- Mara Region Diocese
- Mbulu Diocese
- Meru Diocese
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- Morogoro Diocese
- Northern Diocese
- North-Central Diocese
- North-Eastern Diocese
- North-Western Diocese
- Pare Diocese
- Southern Diocese
- South-Central Diocese
- South-Western Diocese
- Ulanga Kilombero
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