| Bishop (2020.12.01 – ...): |
| Cities (New York) | Churches (214) |
| Akron | |
| Albion | |
| Albion | |
| Alden | |
| Alfred | |
| Allegany | |
| Amherst | |
| Andover | |
| Angola | |
| Arcade | St. Mary Parish |
| Athol Springs | |
| Attica | Sts. Joachim and Anne Parish |
| Barker | Our Lady of the Lake Parish |
| Batavia | Ascension Parish |
| Batavia | Ascension Parish |
| Batavia | Resurrection Parish |
| Batavia | Resurrection Parish |
| Belfast | |
| Belmont | |
| Bemus Point | St. Mary of Lourdes Parish |
| Bennington Center | Immaculate Heart of Mary Parish |
| Bergen | |
| Blasdell | |
| Bolivar | |
| Boston | |
| Bowmansville | |
| Brocton | St. Dominic Parish |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | Our Lady of Charity Parish |
| Buffalo | Our Lady of Charity Parish |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | Shrine of St. Jude |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | |
| Buffalo | Shrine of St. John Paul II |
| Buffalo | |
| Buffalo | |
| Canaseraga | |
| Cassadaga | St. Anthony Parish |
| Cattaraugus | |
| Cheektowaga | |
| Cheektowaga | |
| Cheektowaga | |
| Cheektowaga | |
| Cheektowaga | |
| Cheektowaga | |
| Cheektowaga | |
| Cheektowaga | |
| Cheektowaga | |
| Cheektowaga | |
| Cheektowaga | |
| Clarence | |
| Clarence | Good Shepherd Parish |
| Corfu | St. Maximilian Kolbe Parish |
| Cuba | |
| Darien Center | Immaculate Heart of Mary Parish |
| Depew | |
| Depew | |
| Depew | |
| Dunkirk | |
| Dunkirk | |
| Dunkirk | Sts. Hyacinth and Hedwig Parish |
| Dunkirk | Blessed Mary Angela Parish |
| East Arcade | |
| East Aurora | St. John Vianney Chapel |
| East Aurora | |
| East Bethany | Mary Immaculate Parish |
| East Pembroke | St. Maximilian Kolbe Parish |
| Eden | |
| Eggertsville | |
| Elba | St. Padre Pio Parish |
| Ellicottville | |
| Elma | |
| Elma | |
| Falconer | |
| Farnham | |
| Fillmore | |
| Forestville | Our Lady of Mount Carmel Parish |
| Franklinville | |
| Fredonia | St. Anthony Parish |
| Fredonia | |
| French Creek | Christ Our Hope Parish |
| Getzville | |
| Gowanda | |
| Grand Island | |
| Hamburg | |
| Hamburg | |
| Harris Hill | |
| Holland | |
| Holley | |
| Humphrey | |
| Jamestown | |
| Jamestown | Holy Apostles Parish |
| Jamestown | Holy Apostles Parish |
| Kendall | |
| Kenmore | |
| Kenmore | |
| Kenmore | |
| Kenmore | |
| Lackawanna | |
| Lackawanna | |
| Lackawanna | |
| Lackawanna | |
| Lake View | |
| Lakewood | |
| Lancaster | |
| Lancaster | |
| Langford | |
| Lewiston | |
| Lewiston | |
| Limestone | |
| Lockport | |
| Lockport | |
| Lockport | Oratory of St. Joseph |
| Lyndonville | Our Lady of the Lake Parish |
| Mayville | St. Mary of Lourdes Parish |
| Medina | |
| Medina | Holy Trinity Parish |
| Middleport | Holy Trinity Parish |
| Newfane | St. Brendan on the Lake Parish |
| Niagara Falls | |
| Niagara Falls | |
| Niagara Falls | Holy Family of Jesus, Mary and Joseph Parish |
| Niagara Falls | St. Vincent de Paul Parish |
| Niagara Falls | |
| Niagara Falls | Holy Family of Jesus, Mary and Joseph Parish |
| Niagara Falls | St. Vincent de Paul Parish |
| Niagara Falls | |
| Niagara Falls | |
| Niagara Falls | Chapel of Our Lady of the Angels |
| North Collins | |
| North Tonawanda | |
| North Tonawanda | |
| North Tonawanda | Church of the Ascension |
| Oakfield | St. Padre Pio Parish |
| Olcott | |
| Olean | |
| Olean | |
| Orchard Park | |
| Orchard Park | |
| Orchard Park | |
| Orchard Park | |
| Panama | Sacred Heart Parish |
| Pavilion | Mary Immaculate Parish |
| Pendleton | |
| Perry | St. Isidore Parish |
| Portville | |
| Randolph | |
| Ransomville | |
| Le Roy | |
| Le Roy | |
| Rushford | St. Patrick Parish |
| Salamanca | Our Lady of Peace Parish |
| Salamanca | St. Patrick Church |
| Sanborn | |
| Sardinia | |
| Sheldon | St. John Neumann Parish |
| Sherman | Christ Our Hope Parish |
| Silver Creek | |
| Silver Springs | St. Isidore Parish |
| Snyder | |
| Springbrook | |
| Springville | |
| Strykersville | St. John Neumann Parish |
| Swormville | |
| Tonawanda | |
| Tonawanda | |
| Tonawanda | |
| Tonawanda | |
| Tonawanda | |
| Tonawanda | |
| Varysburg | Sts. Joachim and Anne Parish |
| Warsaw | |
| Wellsville | |
| West Falls | |
| West Seneca | |
| West Seneca | |
| West Seneca | |
| West Valley | |
| Westfield | St. Dominic Parish |
| Williamsville | |
| Williamsville | |
| Wilson | St. Brendan on the Lake Parish |
| Youngstown | |
| Cities | Other Churches Within the Diocesan Territory (8) |
| Buffalo | |
| Kenmore | |
| Lackawanna | |
| Lancaster | |
| Niagara Falls | |
| Olean | |
| Olean | |
| Williamsville |
Last updated on 2025.10.28
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