| Cities (Massachusetts) | Churches (103)  |
| Ware |  All Saints  |
| Springfield | All Souls |
| Florence | Annunciation |
| Greenfield | Blessed Sacrament |
| Holyoke | Blessed Sacrament |
| Northampton | Blessed Sacrament |
| Springfield | Blessed Sacrament |
| Ludlow | Christ the King (English, Polish) |
| Stockbridge |  Divine Mercy (National Shrine) |
| Three Rivers | Divine Mercy (English, Polish) |
| Springfield | Holy Cross |
| Russell | Holy Family |
| South Deerfield | Holy Family |
| Springfield | Holy Name |
| Chicopee | Holy Name of Jesus |
| Hadley | Holy Redeemer |
| Greenfield | Holy Trinity |
| Westfield | Holy Trinity |
| Holyoke | Immaculate Conception |
| Indian Orchard | Immaculate Conception (English, Polish) |
| Mill River | Immaculate Conception |
| Granby | Immaculate Heart of Mary |
| Springfield | Mary, Mother of Hope |
| West Springfield |  Mother of God (Monastery) |
| Lanesboro | North American Martyrs |
| Turners Falls | Our Lady of Czestochowa |
| Ludlow | Our Lady of Fatima (English, Portuguese) |
| Hatfield | Our Lady of Grace |
| Holyoke | Our Lady of Guadalupe (English, Spanish) |
| Springfield | Our Lady of Mount Carmel |
| Turners Falls | Our Lady of Peace |
| Northfield | Our Lady of Perpetual Help
Thomas Aquinas College |
| Westfield | Our Lady of the Blessed Sacrament |
| Holyoke | Our Lady of the Cross |
| Monterey | Our Lady of the Hills |
| Southwick | Our Lady of the Lake |
| Springfield | Our Lady of the Rosary (English, Polish) |
| Springfield | Our Lady of the Sacred Heart (English, Spanish) |
| Easthampton | Our Lady of the Valley |
| Sheffield | Our Lady of the Valley |
| West Springfield |  Our Mother of Sorrows Monastery |
| Feeding Hills | Sacred Heart |
| Pittsfield | Sacred Heart |
| Springfield | Sacred Heart |
| Dalton | St. Agnes |
| Lenox | St. Ann |
| Chicopee | St. Anne |
| Chicopee | St. Anthony of Padua |
| Amherst | St. Brigid |
| Springfield | St. Catherine of Siena |
| Wilbraham | St. Cecilia |
| Pittsfield | St. Charles |
| Brimfield | St. Christopher |
| Charlemont | St. Christopher |
| Ludlow | St. Elizabeth |
| Northampton | St. Elizabeth Ann Seton (Parish) |
| North Adams | St. Elizabeth of Hungary |
| West Springfield | St. Frances Xavier Cabrini |
| Belchertown | St. Francis of Assisi |
| North Adams | St. Francis of Assisi |
| Springfield | St. Francis of Assisi |
| Holyoke | St. Jerome |
| Adams | St. John Paul the Great |
| Colrain | St. John the Baptist |
| Agawam | St. John the Evangelist |
| Pittsfield | St. Joseph |
| Shelburne Falls | St. Joseph |
| Stockbridge | St. Joseph |
| Indian Orchard | St. Jude |
| Conway | St. Mark |
| Pittsfield | St. Mark |
| Hampden | St. Mary |
| Longmeadow | St. Mary |
| Orange | St. Mary |
| Ware | St. Mary (English, Polish) |
| Westfield | St. Mary |
| Lee | St. Mary Mother of the Church |
| Cheshire | St. Mary of the Assumption |
| Haydenville | St. Mary of the Assumption
Our Lady of the Hills Parish |
| Northampton | St. Mary of the Assumption |
| Otis | St. Mary of the Lakes |
| East Longmeadow | St. Michael |
| Springfield |  St. Michael the Archangel (Cathedral) |
| Hinsdale | St. Patrick |
| Monson | St. Patrick |
| Northfield | St. Patrick |
| South Hadley | St. Patrick |
| Springfield | St. Patrick |
| West Stockbridge | St. Patrick |
| Williamstown | Sts. Patrick and Raphael |
| Springfield | St. Paul the Apostle (English, Vietnamese) |
| Great Barrington | St. Peter |
| Westfield | St. Peter and St. Casimir |
| Chicopee | St. Rose de Lima |
| Chicopee |  St. Stanislaus (Minor Basilica) |
| Adams | St. Stanislaus Kostka |
| Housatonic | St. Teresa of Calcutta |
| South Hadley | St. Theresa of Lisieux |
| Palmer | St. Thomas the Apostle |
| West Springfield | St. Thomas the Apostle |
| Lenox Dale | St. Vincent de Paul |
| Tyringham | Visitation of Holy Mary (Monastery) |
| Amherst |  (Newman Catholic Center) (Chapel)
University of Massachusetts Amherst |
| Cities | Other Churches Within the Diocesan Territory (4) |
| South Deerfield |  Descent of the Holy Spirit (Ukrainian) |
| Springfield | St. Anthony (Maronite) |
| Pittsfield | St. John the Baptist (Ukrainian) |
| Ludlow | Sts. Peter and Paul (Ukrainian) |
Bishop William Draper Byrne (60)
