Aiken Deanery
- Good Shepherd, McCormick
- Our Lady of Lourdes, Greenwood
- Our Lady of Peace, North Augusta
- Our Lady of the Valley, Gloverville
- Sacred Heart, Abbeville
- St. Andrew, Barnwell
- St. Edward, Murphy Village
- St. Gerard, Aiken
- St. Mary, Help of Christians, Aiken
- St. Mary of the Immaculate Conception, Edgefield
Beaufort Deanery
- Holy Cross Mission, St. Helena Island
- Holy Family, Hilton Head Island
- St. Anthony, Walterboro
- St. Anthony, Ridgeland
- St. Anthony Mission, Hardeeville
- St. Francis by the Sea, Hilton Head Island
- St. Gregory the Great, Bluffton
- St. James the Greater Mission, Walterboro
- St. Mary Mission, Allendale
- St. Mary Mission, Hampton
- St. Peter, Beaufort
Charleston Deanery
- Blessed Sacrament, Charleston
- Cathedral of St. John the Baptist, Charleston
- Christ Our King, Mount Pleasant
- Church of the Nativity, Charleston
- Divine Redeemer, Hanahan
- Holy Spirit, Johns Island
- Immaculate Conception, Goose Creek
- Our Lady of Good Counsel, Folly Beach
- Our Lady of Peace Mission, Bonneau
- Sacred Heart, Charleston
- St. Benedict, Mount Pleasant
- St. Clare of Assisi, Daniel Island
- St. John, North Charleston
- St. John the Beloved, Summerville
- St. Joseph, Charleston
- St. Mary, Yonges Island
- St. Mary of the Annunciation, Charleston
- St. Patrick, Charleston
- St. Philip Benizi, Moncks Corner
- St. Theresa the Little Flower, Summerville
- St. Thomas, the Apostle, North Charleston
- Stella Maris, Sullivans Island
- Sts. Frederick & Stephen Mission, Edisto Island
Columbia Deanery
- Basilica of St. Peter, Columbia
- Corpus Christi, Lexington
- Holy Trinity, Orangeburg
- Our Lady of Perpetual Help, Camden
- Our Lady of the Hills, Columbia
- Our Lady of the Lake, Chapin
- St. Ann, Santee
- St. Anne and St. Jude Parish (formely St. Anne), Sumter
- St. Anne and St. Jude Parish (formely St. Jude), Sumter
- St. John Neumann, Columbia
- St. John of the Cross, Batesburg-Leesville
- St. Joseph, Columbia
- St. Mark, Newberry
- St. Martin de Porres, Columbia
- St. Mary Mission, Summerton
- St. Mary, Our Lady of Hope, Manning
- St. Theresa, Winnsboro
- St. Theresa Mission, Springfield
- St. Thomas More, Columbia
- St. William, Ward
- Transfiguration, Blythewood
Greenville Deanery
- Blessed Trinity, Greer
- Holy Cross, Pickens
- Holy Spirit Mission, Laurens
- Jesus, Our Risen Savior, Spartanburg
- Our Lady of La Vang, Greer
- Our Lady of the Rosary, Greenville
- Prince of Peace, Taylors
- Sacred Heart, Gaffney
- San Sebastian Mission, Greenville
- St. Andrew, Clemson
- St. Anthony of Padua, Greenville
- St. Augustine, Union
- St. Boniface, Joanna
- St. Elizabeth Ann Seton, Simpsonville
- St. Francis of Assisi Mission, Walhalla
- St. Joseph, Anderson
- St. Luke Mission, Easley
- St. Mary, Greenville
- St. Mary Magdalene, Simpsonville
- St. Mary of the Angels, Anderson
- St. Paul the Apostle, Seneca
- St. Paul the Apostle, Spartanburg
- St. Rafka Maronite Catholic (Eastern), Greer
Myrtle Beach Deanery
- Church of the Infant Jesus Mission, Marion
- Church of the Resurrection Mission, Loris
- Our Lady, Star of the Sea, North Myrtle Beach
- Precious Blood of Christ, Pawleys Island
- St. Andrew, Myrtle Beach
- St. Ann, Kingstree
- St. Ann, Florence
- St. Anthony, Florence
- St. Cyprian, Georgetown (now amalgamated with St. Mary, Our Lady of Ransom in Georgetown)
- St. Denis Mission, Bennettsville
- St. Ernest Mission, Pageland
- St. James the Younger, Conway
- St. Joseph Mission, Darlington
- St. Louis, Dillon
- St. Mary, Our Lady of Ransom, Georgetown
- St. Mary, the Virgin Mother, Hartsville
- St. Michael the Archangel, Murrells Inlet
- St. Patrick Mission, Johnsonville
- St. Peter, Cheraw
- St. Philip, the Apostle, Lake City
