1. Biro [1937],
- P.O Box 50, Malinyi via Ifakara & Box 14, Ifakara.
- Diocesan Sisters.
2. Idete [2001],
P.O. Box 201, Ifakara.
3. Ifakara [1911],
- P.O. Box 14, Ifakara. Phone: 023-2625272.
- Sub-Secretariat. P.O. Box 1, Phone: 023-2625088.
- Procure Ifakara, P.O. Box 1, Phone: 023-2625030.
- Sisters of Divine Providence, P.O. Box 17, Ifakara.
- Diocesan Sisters, P.O. Box 14, Phone: 023-2625064.
- Diocesan Sisters, Bethania House, P.O. Box 73, Phone: 2625334 Ifakara.
- Franciscan Clarist Sisters, P.O. Box 73, Phone: 2625005.
- Capuchin Friars. P.O. Box 31, Phone: 2625090.
- St. Francis Hospital. P.O. Box 73, Phone: 2625005.
- St. Joseph’s Trade School Ifakara, P.O. Box 44, Carpenty. Phone: 2625075. Mechanics Phone: 2625035.
- St. Augustine University of Tanzania –Ifakara Campus P.O. Box 73, Ifakara.
4. Igota [1930],
- P.O. Box 14, Ifakara. Phone: 2625327.
- Diocesan Sisters.
- Catechetical Centre.
5. Iragua [1950],
P.O. Box 14, Ifakara.
6. Isongo [1998],
- P.O. Box 35, Mahenge Phone: 2620343 (Parish Priest’s Residence).
- Regina Mundi Girls’ Secondary School, P.O. Box 24, Mahenge.
7. Itete [1935],
- P.O. Box 620, Ifakara.
- Diocesan Sisters, Mother House.
- Diocesan Sisters: Candidates House.
8. Kibaoni [1998],
- P.O. Box 67, Ifakara. Phone: 2625302.
- Clarist sisters
- Bethlehem (Mentally Retarded Children’s Centre) Box 641. Phone: 2625175.
- St Mary’s Secondary School
9. Kilolero [1933],
P.O. Box 50 Malinyi via Ifakara & Box 14, Ifakara.
10. Kilombero [1961],
P.O. Box 48, Kidatu. Phone 2626046.
11. Kisawasawa [1929],
- P.O. Box 13, Mang’ula. Phone: 2620262.
- Ursuline Sisters
12. Kwiro [1902],
- P.O. Box 129 Mahenge, Parish Office, Phone: 2620344; Parish Priest: Phone: 2620325.
- Generalate, Diocesan Sisters. Box 47, Mahenge: Phone: 2620327.
- Diocesan Sisters: Jerusalem House, P.O Box 47, Mahenge.
- Diocesan Sisters, Rivototo House, P.O. Box 47, Mahenge.
- Kwiro Bookshop, P.O. Box 102, Mahenge.
- Kwiro Dispensary, P.O. Box 129, Mahenge.
- Kasita Junior Seminary, P.O. Box 103, Mahenge. Phone: 2620309 (Rector); Bursar, Phone: 2620364.
- Kasita Capuchin Friary, P.O. Box 104, Mahenge. Phone: 2620343.
- St Francis Trade School, P.O. Box 142, Mahenge. Principal, Phone: 2620358. Carpentry, Phone: 2620322.
- St Agnes Girls Secondary School Kwiro, P.O. Box 283, Mahenge.
- St Joseph Soga Secondary School
13. Luhombero [1936],
P.O. Box 155, Mahenge.
14. Malinyi [1954],
P.O. Box 50, Malinyi
via Ifakara & Box 14, Ifakara.
15. Mahutanga [2000],
P.O. Box 14, Ifakara
16. Mang’ula [2000],
P.O. Box 31, Mang’ula. Phone: 0232620291.
17. Mbingu (2006)
- P.O. Box 14, Ifakara.
- Diocesan Sisters - Mbingu: Lavena.
- Diocesan Sisters - Mbingu: Noviciate.
- Diocesan Sisters - Mbingu: Postulants.
- St Martin Secondary School
18. Mchombe [1913],
- P.O. Box 64, Ifakara.
- Diocesan Sisters.
19. Mlimba [1977],
P.O. Box 62, Mlimba via Ifakara &
Box 14, Ifakara.
20. Merera [1932],
P.O. Box 14, Ifakara.
21. Mofu [1933],
- P.O. Box 14, Ifakara.
- Diocesan Sisters - Mofu Convent.
22. Mkula (1999),
- P.O. Box 8, Kidatu.
- Sole Secondary school
23. Mpanga [1921],
- P.O. Box 62, Mlimba via Ifakara & Box 14, Ifakara.
- Diocesan Sisters.
24. Msolwa [2007],
P.O. Box 14, Ifakara.
25. Mtimbira [1950],
- P.O. Box 102, Mahenge & Box 14, Ifakara.
- Diocesan Sisters.
- Don Bosco Vocational Training School.
26. Nyandeo [2007],
P.O. Box 14, Ifakara.
27. Ngoheranga [1954],
P.O. Box 50, Malinyi via Ifakara, &
P.O. Box 14, Ifakara.
28. Ruaha [1928],
- P.O. Box 155, Mahenge.
- Diocesan Sisters.
29. Sali [1911],
- P.O. 155 & 102, Mahenge.
- Diocesan Sisters.
30. Sofi [1914],
- P .O. Box 14, Ifakara.
- Diocesan Sisters.
- St. Patrick Preparatory Seminary.
31. Taweta [1923],
P.O. Box 62, Mlimba
via Ifakara & Box 14 Ifakara.