Major Catholic Social Welfare Centers: Anbiam Co-ordinating Centre, Mannar, Sri Lanka
Carmel Girls' Hostel, Murunkan, Mannar, Sri Lanka
Centre for Disabled, Mannar, Sri Lanka
Centre for Limb Fitting "Uthavikkaram", Mannar, Sri Lanka
Christ the King Boys' Home, Murunkan, Mannar, Sri Lanka
Counseling Centre, Mannar
Diocesan Catechetical Centre, Mannar, Sri Lanka
Pastoral Centre, Mannar, Sri Lanka
Diocesan Human Development Centre, Caritas - "Valvuthayam," Mannar, Sri Lanka
Holy Cross Dispensary, Holy Cross Sisters, Veppankulam Vavuniya, Sri Lanka
Holy Cross "MEMISA" Health Care Centre, Katkadanthakulam, Murunkan, Sri Lanka
Holy Family Children's Home, Nanattan, Sri Lanka
Holy Family Girls' Hostel, Mannar, Sri Lanka
Holy Family Girls' Home, Pandivirichchan, Mannar, Sri Lanka
Holy Family Formation Centre, Parappankandal, Sri Lanka
Holy Family Girls' Hostel, Vavuniya, Sri Lanka
Home of Compassion "Anpaham" MC Sisters, Vavuniya, Sri Lanka
Jesuit Refugee Services, Mannar, Sri Lanka
Kolping Centre, Thalvupadhu Road, Mannar
La Sallian Development Project, Mannar, Sri Lanka
Madhu Matha Children Home, Kaththankulam, Sri Lanka
Oblate Preachers' Band "Amathiaham", Vavuniya, Sri Lanka
Rehabilitation of Alcoholics and Drug Addicts, Konnian Kudiruppu, Thoddavely
"Santhom", Home for the Elders, Sisters of Charity, Mannar, Sri Lanka
St. Anthony's Girls' Hostel, Sisters of Charity, Cheddikulam, Sri Lanka
St. Mary's Children's Home, Vavuniya, Sri Lanka
St. Xavier's Boys' Hostel, Christian Brothers, Mannar, Sri Lanka
Salesian Trust Institution, Murunkan, Sri Lanka
Theodore Health Centre, Katkadanthakulam, Murunkan, Mannar
