1. BLESSED TANSI CHAPEL WORLD BANK, ABA
2. CHRIST THE KING CATHEDRAL, ABA
3. CHURCH OF DIVINE MERCY, IBADAN STREET, ABA
4. CHURCH OF RESURRECTION PARISH OLD EXPRESS, OLD EXPRESS
5. CHURCH OF THE GOOD SHEPHERD UMUMBA, UMUMBA
6. CHURCH OF THE HOLY SPIRIT ALAUKWU, ALAUKWU
7. CHURCH OF THE HOLY SPIRIT EZIUKWU, EZIUKWU
8. CORPUS CHRISTI D.D. ESTATE, ABA
9. HOLY CROSS UMUOCHAM, UMUOCHAM
10. HOLY FAMILY PARISH AMAIRI, AMAIRI
11. HOLY TRINITY PARISH EGBELU UMUOSI NTEJE, EGBELU UMUOSI
12. HOLY TRINITY PARISH OBUZOR, OBUZOR
13. IMMACULATE HEART PARISH UMUOZUO, UMUOZUO
14. MARIA ASSUMPTA PARISH UMUODE, UMUODE
15. NATIVITY OF OUR LORD PARISH OHABIAM, OHABIAM
16. OUR LADY OF FATIMA PARISH UMUAGBAI, UMUAGBAI
17. OUR LADY OF LOURDES ABA, ABA
18. OUR LADY OF PERPETUAL HELP OKIYI, ABA
19. OUR LADY OF RANSOM PARISH ASA UMUAKWA, ASA UMUAKWA
20. OUR LADY QUEEN OF NIGERIA EZIAMA, ABA
21. OUR LADY QUEEN OF PEACE EGBELU OYIGBO, OYIGBO
22. OVOM (ST. AUGUSTINE & IMMACULATE CONCEPTION), OVOM
23. QUEEN OF THE MOST HOLY ROSARY NWALA STREET, ABA
24. REGINA CAELI PARISH OBEHIE ASA, OBEHIE
25. REGINA PACIS PARISH AMAUDARA, OWERRINTA
26. SACRED HEART PARISH NVOSI, NVOSI
27. SACRED HEART PARISH UGWUMBA OWERRI ABA, OWERRI ABA
28. SACRED HEART PARISH UMUOGO, UMUOGO
29. SS. ANTHONY AND JUDE'S PARISH UMUNGASI ABA, UMUNGASI
30. SS. PETER AND PAUL MBUTU NGWA, MBUTU NGWA
31. SS. VINCENT AND VALENTINE NKORO STREET, ABA
32. ST. AGATHA'S PARISH ARONGWA, ARONGWA
33. ST. AMBROSE PARISH OGBOR-HILL, OGBOR-HILL
34. ST. ANTHONY OF PADUA UMUEZE, ABAYI
35. ST. ANTHONY'S PARISH MBAWSI, MBAWSI
36. ST. ANTHONY'S PARISH OBEAMA, OYIGBO
37. ST. BARTHOLOMEW'S PARISH ARONGWA, ARONGWA
38. ST. BENEDICT'S PARISH NGWAUKWU, NGWAUKWU
39. ST. BENEDICT'S PARISH NTIGHA, NTIGHA
40. ST. BERNARD'S PARISH NDIEGORO, ABA
41. ST. CATHERINE'S PARISH UMUIKPO, UMUIKPO
42. ST. DAVID'S PARISH URATTA, URATTA
43. ST. DOMINIC'S PARISH IWUOMA ESTATE, OYIGBO
44. ST. DOMINIC'S PARISH OGBOR-HILL, OGBOR-HILL
P.O. Box 1050, F.H Estate, Aba
45. ST. EUGENE'S PARISH EZIUKWU, EZIUKWU
46. ST. FRANCIS OF ASSISI ABAYI, ABAYI
47. ST. FRANCIS PARISH UMUAPU UMUAKPOR, UMUAPU
48. ST. GABRIEL'S PARISH ASA AMOKA, ASA AMOKA
49. ST. GABRIEL'S PARISH NNENTU, NNENTU
50. ST. GALL'S PARISH ITUNGWA, ITUNGWA
51. ST. GEORGE'S PARISH OMOBA, OMOBA
52. ST. JAMES PARISH UMULE, ABA
53. ST. JOHN THE BAPTIST PARISH AMAVO/NNEOYI, AMAVO/NNEOYI
54. ST. JOHN'S IHEORJI, ABA
55. ST. JOHN'S PARISH IMO RIVER, OYIGBO
56. ST. JOSEPH'S PARISH, ABA
57. ST. JOSEPH'S PARISH UMUOSU, NSULU
58. ST. JUDE'S PARISH AMAPU NTIGHA, NTIGHA
59. ST. JUDE'S PARISH OHURU, OHURU
60. ST. MARGARET UMUOKPOJI, UMUOKPOJI
61. ST. MARTIN'S PARISH EZIUKWU, EZIUKWU
62. ST. MARY'S PARISH ABAYI ARIARIA, ABAYI ARIARIA
P.O. Box 12788, Umungasi Aba
63. ST. MARY'S PARISH AMAEKPU, AMAEKPU
64. ST. MARY'S PARISH AZUMINI NDOKI, NDOKI
65. ST. MARY'S PARISH KOM KOM, OYIGBO
66. ST. MARY'S PARISH MGBOKO UMUETTE, MGBOKO UMUETTE
67. ST. MARY'S PARISH OBERETE ASA, OBERETE
68. ST. MARY'S PARISH UMUOJIMA MBUTU NGWA, MBUTU NGWA
69. ST. MICHAEL MGBOKONTA NVOSI, NVOSI
70. ST. MICHAEL'S PARISH NDIAKATA, NDIAKATA
71. ST. MICHAEL'S PARISH UMUACHA, UMUACHA
72. ST. MICHAEL'S PARISH UMUEZI, UMUEZI
73. ST. MICHAEL'S PARISH UMUOCHEALA, UMUOCHEALA
74. ST. MONICA MBANO CAMP, OYIGBO
75. ST. NORBERT'S PARISH OBUDA, OBUDA
76. ST. ODILIA'S PARISH OSOKWA, OSOKWA
77. ST. PAUL'S ABAUKWU, ABAUKWU
78. ST. PAUL'S PARISH ISIAHIA UMUOJIMA, ABA
79. ST. PAUL'S PARISH OYIGBO, OYIGBO
P.O. Box 70, Oyigbo South.
80. ST. PAUL'S PARISH UMUEZU NVOSI, NVOSI
81. ST. PETER CLAVER PARISH UMUELEGHELE, UMUELEGHELE
82. ST. PETER'S EZIUKWU, EZIUKWU
83. ST. PETER'S PARISH ASA AMATO, ASA AMATO
84. ST. PETER'S PARISH EGBELU EZIAMA NTIGHA, NTIGHA
85. ST. PETER'S PARISH OHUHU NSULU, NSULU
86. ST. PETER'S PARISH OYIGBO WEST, OYIGBO
87. ST. PIUS X PARISH OBOHIA NDOKI, NDOKI
88. ST. RAPHAEL'S PARISH OKPU-UMUOBO, ABAYI
89. ST. THERESA'S PARISH MMIRINWANYI, OYIGBO
90. ST. VINCENT DE PAUL'S PARISH OYIGBO, OYIGBO
P.O. Box 70, Oyigbo South.
91. ST. VINCENT FERRER PARISH UMUOJIMA, UMUOJIMA
92. STELLA MARIS PARISH ABAYI, ABAYI
Mass Centres
1. SEDES SAPIENTIAE CHAPLAINCY ABIA POLY,
2. ST. GABRIEL THE ARCHANGEL, CPS ABA,
3. ST. JUDE'S CHAPLAINCY MOPOL 55 OSISIOMA,