| NAME OF THE CHURCH | ADDRESS | FEAST | TELEPHONE NUMMBER | |
| MAIN CHURCH | ||||
| 01. | St.Sebastian’s Cathedral. | St.Sebastian’s Cathedral, St.Sebastian’s Street, Mannar. | 20th of January. | |
| SUB STATIONS | ||||
| 02. | St.Mary’s Church. | St.Mary’s Church, Thalaimannar Road, Mannar. | 02nd of February. | |
| 03. | Infant Jesus’ Church. | Infant Jesus’ Church, Kulanthai Jesu Puram, Mannar. | 01st Sunday of August. | |
| 04. | Our Lady of Poondi Matha’s Church. | Our Lady of Poondi Matha’s Church, Emilnagar, Mannar. | 21st of May. | |
| 05. | Our Lady of Velankanny’s Church. | Our Lady of Velankanny’s Church, Chavatkaddu, Mannar. | 3rd Sunday of October. | |
| 06. | Our Lady of Good Health’s Church. | Our Lady of Good Health’s Church, District Hospital, Mannar. | 3rd Sunday of July. | |
| 07. | Sacred Heart Church. | Sacred Heart Church, Jimbrown Nagar, Mannar. | 14th of June. | |
| 08. | Church of the Cross. (Kurusukkovil) | Church of the Cross. (Kurusukkovil), Kurusukkovil Street, Mannar. | 14th of September. | |
| SHRINES | ||||
| 09. | St.Antony’s Church. | St.Antony’s Church, Thalladi, Mannar. | 13th of June | |
| 10. | St.Antony’s Church. | St.Antony’s Church, Chawatkaddu, Mannar. | 4th Sunday of June. | |
