| Open Date | Parish Name | Neighborhood(s) Served |
| 1902 | All Saints | Etna |
| 1893 | Annunciation | North Side |
| 2020 | Archangel Gabriel | McKees Rocks |
| 1967 | Ascension | Ingram |
| 1906 | Ascension (Lithuanian) | North Side |
| 1903 | Assumption of the Blessed Virgin Mary | Bellevue |
| 2020 | Blessed Trinity | South Pittsburgh |
| 2019 | Christ Our Savior | Pittsburgh |
| 2020 | Christ the Divine Shepherd | Monroeville |
| 2021 | Christ the King | O'Hara Township |
| 1994 | Christ the Light of the World | Duquesne |
| 2020 | Corpus Christi | Bridgeville |
| 1902 | Corpus Christi | East Liberty |
| 2010 | Corpus Christi | McKeesport |
| 2020 | Divine Mercy | Pittsburgh |
| 2020 | Divine Redeemer | Sewickley |
| 1902 | Epiphany | Uptown |
| 1985 | Good Shepherd | Braddock |
| 1911 | Guardian Angels (Polish) | West End |
| 1994 | Guardian Angels (Territorial) | West End |
| 2020 | Guardian Angels | Natrona Heights |
| 1903 | Holy Angels | Hays |
| 2016 | Holy Apostles | South Pittsburgh |
| 1994 | Holy Child | Bridgeville |
| 1994 | Holy Cross | East Pittsburgh |
| 1904 | Holy Cross (Polish) | Glassport |
| 1883 | Holy Cross | South Side |
| 1949 | Holy Family | Creighton |
| 1902 | Holy Family (Polish) | Lawrenceville |
| 2020 | Holy Family | Plum |
| 1900 | Holy Innocents | Sheraden |
| 1992 | Holy Martyrs | Tarentum |
| 1890 | Holy Name | Duquesne |
| 1893 | Holy Rosary | Homewood |
| 1921 | Holy Souls (Italian) | Carnegie |
| 1994 | Holy Spirit | Millvale |
| 1963 | Holy Spirit | West Mifflin |
| 1856 | Holy Trinity (German) | Hill District |
| 1895 | Holy Trinity (Slovak) | McKeesport |
| 1944 | Holy Trinity | Robinson Township |
| 1901 | Holy Trinity (Slovak) | West Mifflin |
| 1994 | Holy Wisdom | North Side Spring Hill |
| 1905 | Immaculate Conception (Italian) | Bloomfield |
| 1893 | Immaculate Conception (Polish) | Carnegie |
| 2001 | Immaculate Conception/Saint Joseph | Bloomfield |
| 1897 | Immaculate Heart of Mary (Polish) | Polish Hill |
| 1993 | Incarnation of the Lord | Observatory Hill Perry North |
| 1920 | Madonna del Castello (Italian) | Swissvale |
| 1904 | Madonna of Jerusalem (Italian) | Sharpsburg |
| 1940 | Mary Immaculate (Italian) | North Side |
| 1964 | Mary Immaculate-Saint Cyprian | North Side |
| 2020 | Mary, Mother of God | White Oak |
| 2021 | Mary, Queen of Peace | Pittsburgh |
| 1944 | Most Blessed Sacrament | Natrona Heights |
| 1868 | Most Holy Name of Jesus | Troy Hill |
| 2019 | Most Precious Blood (Traditional Latin) | Pittsburgh |
| 2021 | Most Sacred Heart of Jesus | Moon Township |
| 1907 | Mother of Good Counsel (Italian) | Homewood |
| 1906 | Mother of Sorrows (Italian) | McKees Rocks |
| 1905 | Nativity | South Park |
| 1916 | Nativity of Our Lord | North Side |
| 1960 | North American Martyrs | Monroeville Pitcairn |
| 1898 | Our Lady Help of Christians (Italian) | East Liberty |
| 1925 | Our Lady of Czestochowa | Hazelwood |
| 1947 | Our Lady of Grace | Scott Township |
| 2021 | Our Lady of Hope | Bethel Park |
| 1968 | Our Lady of Joy | Holiday Park |
| 1959 | Our Lady of Loreto | Brookline |
| 2020 | Our Lady of Mount Carmel | Perrysville |
| 1929 | Our Lady of Perpetual Help (Polish) | Natrona Heights |
| 1937 | Our Lady of Perpetual Help (Italian) | North Side |
| 2021 | Our Lady of Perpetual Help | Glenshaw |
| 1993 | Our Lady of the Angels | Lawrenceville |
| 1910 | Our Lady of the Most Blessed Sacrament | Homewood |
| 1992 | Our Lady of the Most Blessed Sacrament | Natrona Heights |
| 2020 | Our Lady of the Lakes | Bairdford |
| 1944 | Our Lady of Victory | Harwick |
| 1981 | Our Lady Queen of Peace | North Side |
| 1992 | Prince of Peace | South Side |
| 1994 | Queen of the Rosary | Glassport |
| 2022 | Regina Coeli | Bellevue |
| 1906 | Regina Coeli (Italian) | North Side |
| 2021 | Resurrection | Bethel Park |
| 1909 | Resurrection | Brookline |
| 1936 | Resurrection | West Mifflin |
| 1993 | Risen Lord | Marshall-Shadeland |
| 1969 | Sacred Heart-St. Peter | Tarentum |
| 1897 | Sacred Heart (Polish) | Braddock Hills |
| 1891 | Sacred Heart | Emsworth |
| 1906 | Sacred Heart (Croatian) | McKeesport |
| 1872 | Sacred Heart | Shadyside |
| 1896 | Sacred Heart (German) | Tarentum |
| 1883 | Saint Adalbert (Polish) | South Side |
| 1894 | Saint Agatha | Bridgeville |
| 1868 | Saint Agnes | Oakland |
| 1867 | Saint Agnes | West Mifflin |
| 2020 | Saint Aidan | Wexford |
| 1956 | Saint Albert the Great | Baldwin Boro |
| 1961 | Saint Alexis | Wexford |
| 1892 | Saint Aloysius | Reserve Township |
| 1895 | Saint Aloysius | Wilmerding |
| 1901 | Saint Alphonsus | Springdale |
| 1840 | Saint Alphonsus | Wexford |
| 1894 | Saint Ambrose | Spring Hill |
| 1863 | Saint Andrew | North Side |
| 1958 | Saint Angela Merici | White Oak |
| 1914 | Saint Ann (Hungarian) | Hazelwood |
| 1874 | Saint Ann | Millvale |
| 1889 | Saint Anne | Castle Shannon |
| 1909 | Saint Anne (Slovak) | Homestead |
| 1903 | Saint Anselm | Swissvale |
| 1915 | Saint Anthony (Lithuanian) | Bridgeville |
| 1899 | Saint Anthony (Polish) | Homestead |
| 1886 | Saint Anthony (German) | Millvale |
| 1907 | Saint Athanasius | West View |
| 1863 | Saint Augustine (German) | Lawrenceville |
| 1894 | Saint Barbara (Slovenian) | Bridgeville |
| 1909 | Saint Barnabas (Slovak) | Swissvale |
| 1950 | Saint Bartholomew | Penn Hills |
| 1907 | Saint Basil | Carrick |
| 1922 | Saint Bede | Point Breeze |
| 1889 | Saint Benedict the Moor (Black Catholic) | Hill District |
| 1977 | Saint Benedict the Moor (Territorial) | Hill District |
| 2020 | St. Benedict the Moor (Black Catholic) | Hill District |
| 1955 | Saint Bernadette | Monroeville |
| 1919 | Saint Bernard | Mount Lebanon |
| 1957 | Saint Bonaventure | Glenshaw |
| 1884 | Saint Boniface | North Side |
| 1891 | Saint Brendan | Braddock |
| 1853 | Saint Brigid | Hill District |
| 1968 | Saint Brigid-Saint Benedict the Moor | Hill District |
| 1892 | Saint Canice | Knoxville |
| 1893 | Saint Casimir (Lithuanian) | South Side |
| 2021 | Saint Catherine Laboure | Upper Saint Clair |
| 1902 | Saint Catherine of Siena | Beechview |
| 1959 | Saint Catherine of Siena | Crescent |
| 1953 | Saint Catherine of Sweden | Hampton Township Wildwood |
| 1901 | Saint Cecilia | Glassport |
| 1992 | Saint Charles Lwanga | East End |
| 1903 | Saint Clare of Assisi | Clairton |
| 1994 | Saint Clare of Assisi | Clairton |
| 1903 | Saint Clement (Slovak) | Tarentum |
| 1882 | Saint Colman | Turtle Creek |
| 1908 | Saint Columbkille | Imperial |
| 1920 | Saint Cyprian (Polish) | North Side |
| 1924 | Saint Cyril of Alexandria | Brighton Heights |
| 1910 | Saints Cyril and Methodius (Polish) | McKees Rocks |
| 1919 | Saint David | Willock |
| 1955 | Saint Denis | Versailles |
| 1938 | Saint Edward | Blawnox |
| 1895 | Saint Elizabeth (Slovak) | Strip District |
| 1992 | Saint Elizabeth Ann Seton | Carnegie |
| 1941 | Saint Elizabeth of Hungary | Pleasant Hills |
| 1959 | Saint Eugene | Liberty Boro |
| 1891 | Saint Francis (German) | Munhall |
| 1889 | Saint Francis de Sales | McKees Rocks |
| 1941 | Saint Francis of Assisi | Harmar Indianola |
| 1894 | Saint Francis Xavier | North Side |
| 1903 | Saint Gabriel Archangel (Slovak) | North Side |
| 1944 | Saint Gabriel of the Sorrowful Virgin | Whitehall |
| 1886 | Saint George (German) | Allentown |
| 1964 | Saint Gerard Majella | Penn Hills |
| 1957 | Saint Germaine | Bethel Park Baldwin |
| 1895 | Saint Hedwig (Polish) | Duquesne |
| 1917 | Saint Helen (Slovak) | East Pittsburgh |
| 1903 | Saint Henry | Arlington Heights |
| 1916 | Saint Hyacinth (Polish) | Oakland |
| 1902 | Saint Ignatius de Loyola (Polish) | Carnegie |
| 1907 | Saint Irenaeus | Oakmont |
| 1950 | Saint Isaac Jogues | Elrama |
| 1916 | Saint Isidore (Lithuanian) | Braddock |
| 2020 | Saint Isidore the Farmer | Imperial |
| 1863 | Saint James | Sewickley |
| 1853 | Saint James | West End |
| 1869 | Saint James | Wilkinsburg |
| 1946 | Saint Januarius | Plum |
| 1909 | Saint Joachim (Slovak) | Greenfield |
| 2021 | Saints Joachim and Anne | Elizabeth |
| 1949 | Saint Joan of Arc | Library South Park |
| 1929 | Saint John | Greenock |
| 1906 | Saint John Cantius (Polish) | Sharpsburg |
| 1968 | Saint John Capistran | Upper Saint Clair |
| 1960 | Saint John Fisher | Churchill |
| 1979 | Saint John Neumann | Franklin Park |
| 1993 | Saint John of God | McKees Rocks |
| 1878 | Saint John the Baptist | Lawrenceville |
| 1911 | Saint John the Baptist | Unity Plum |
| 1853 | Saint John the Evangelist | South Side |
| 1994 | Saint John Vianney | Hilltop |
| 2015 | Saint John XXIII Personal Quasi-Par | North Side |
| 1994 | Saints John and Paul | Franklin Park Marshall Township |
| 1902 | Saint Josaphat (Polish) | South Side |
| 1872 | Saint Joseph (German) | Bloomfield |
| 1877 | Saint Joseph (German) | Braddock |
| 1879 | Saint Joseph (German) | Carnegie |
| 1911 | Saint Joseph (Slovak) | Clairton |
| 1891 | Saint Joseph | Coraopolis |
| 1896 | Saint Joseph (German) | Duquesne |
| 1867 | Saint Joseph (German) | Manchester |
| 1962 | Saint Joseph (Territorial) | Manchester |
| 1870 | Saint Joseph (German) | Mount Oliver |
| 1883 | Saint Joseph | Natrona |
| 1992 | Saint Joseph | Natrona |
| 1845 | Saint Joseph | O'Hara Township |
| 1948 | Saint Joseph | Port Vue |
| 1866 | Saint Joseph | Verona |
| 2020 | Saint Joseph the Worker | Forest Hills |
| 2009 | Saint Juan Diego | Sharpsburg |
| 2021 | Saint Jude | Pittsburgh |
| 1994 | Saint Jude the Apostle | Wilmerding |
| 1917 | Saint Justin | Mount Washington |
| 1887 | Saint Kieran | Lawrenceville |
| 1893 | Saint Ladislaus (Polish) | Natrona |
| 1897 | Saint Lawrence O'Toole | Garfield |
| 1888 | Saint Leo | Brighton Heights |
| 1915 | Saint Leocadia (Polish) | Wilmerding |
| 1961 | Saint Louise de Marillac | Upper Saint Clair |
| 1867 | Saint Luke | Carnegie |
| 2022 | Saint Luke the Evangelist | Franklin Park |
| 1947 | Saint Malachy | Kenmawr Kennedy Township |
| 1869 | Saint Malachy | South Side |
| 1931 | Saint Margaret | Greentree |
| 1924 | Saint Margaret (Hungarian) | Munhall |
| 1956 | Saint Margaret Mary | Moon Township |
| 2012 | Saint Maria Goretti | Bloomfield Lawrenceville Garfield |
| 1957 | Saint Maria Goretti Chapel | McKees Rocks |
| 1993 | Saint Mark | Liberty Boro Port Vue |
| 1906 | Saint Mark (Slovak) | McKees Rocks |
| 1914 | Saint Martha | Groveton |
| 2021 | Saints Martha and Mary | Hampton Township |
| 1869 | Saint Martin | West End |
| 1993 | Saint Martin De Porres | McKeesport |
| 1853 | Saint Mary | Aleppo Township |
| 1853 | Saint Mary | Lawrenceville |
| 1887 | Saint Mary (German) | McKeesport |
| 1848 | Saint Mary (German) | North Side |
| 1852 | Saint Mary (German) | Sharpsburg |
| 1994 | Saint Mary (Territorial) | Sharpsburg |
| 1897 | Saint Mary Assumption (Slovenian) | Lawrenceville |
| 1893 | Saint Mary Czestochowa (Polish) | McKeesport |
| 1855 | Saint Mary Help of Christians (German) | McKees Rocks |
| 1881 | Saint Mary Magdalene | Homestead |
| 2020 | St. Mary Magdalene | Pittsburgh |
| 1870 | Saint Mary of Mercy | Downtown Pittsburgh |
| 1901 | Saint Mary of Mount Carmel (Italian) | Braddock |
| 1840 | Saint Mary of the Assumption | Glenshaw |
| 1873 | Saint Mary of the Mount | Mount Washington |
| 1903 | Saint Mathias (Slovak) | Natrona |
| 1993 | Saint Matthew | Lawrenceville |
| 1903 | Saint Matthew (Slovak) | South Side |
| 2021 | St. Matthew | Reserve Township |
| 1949 | Saint Maurice | Forest Hills |
| 1992 | Saint Maximilian Kolbe | Homestead Munhall |
| 1851 | Saint Michael | Elizabeth |
| 1897 | Saint Michael (Slovak) | Munhall |
| 1895 | Saint Michael | Pitcairn |
| 1848 | Saint Michael (German) | South Side |
| 1891 | Saint Michael The Archangel (Slovak) | Braddock |
| 2020 | Saint Michael The Archangel | Mount Lebanon |
| 1900 | Saint Nicholas (Croatian) | Millvale |
| 1994 | Saint Nicholas (Croatian) | Millvale |
| 1894 | Saint Nicholas (Croatian) | North Side |
| 1914 | Saint Norbert | Overbrook |
| 1960 | Saint Pamphilus | Beechview |
| 1993 | Saint Patrick-Saint Stanislaus Kostka | Strip District |
| 1865 | Saint Patrick | Alpsville |
| 1993 | Saint Patrick | McKeesport Versailles |
| 1866 | Saint Patrick | North Fayette Township Oakdale |
| 1808 | Saint Patrick | Strip District |
| 1834 | Saint Paul Cathedral | Oakland |
| 2020 | Saint Paul Cathedral | Pittsburgh |
| 2019 | Saint Paul of the Cross | Castle Shannon |
| 1923 | Saint Paulinus | Clairton |
| 1910 | Saint Perpetua (Italian) | McKeesport |
| 1846 | Saint Peter | McKeesport |
| 1850 | Saint Peter | North Side |
| 1993 | Saint Peter | North Side |
| 1871 | Saint Peter (German) | South Side |
| 1887 | Saint Peter | Tarentum |
| 1892 | Saint Peter the Apostle (Italian) | Hill District |
| 1857 | Saints Peter and Paul (German) | East End |
| 1900 | Saints Peter and Paul (Lithuanian) | Homestead |
| 1839 | Saint Philip | Crafton |
| 1921 | Saint Philomena (Territorial) | Squirrel Hill |
| 1839 | Saint Philomena (German) | Strip District |
| 2011 | Saint Pio of Pietrelcina | Blawnox/Harmar |
| 2024 | Saint Pio of Pietrelcina | Pittsburgh |
| 1903 | Saint Pius V | McKeesport |
| 1954 | Saint Pius X | Brookline |
| 1911 | Saint Raphael | Morningside |
| 2021 | St. Raphael the Archangel | Carnegie |
| 1953 | Saint Regis | Oakland |
| 1993 | Saint Regis | Oakland |
| 1894 | Saint Richard | Hill District |
| 1992 | Saint Richard | Richland Township |
| 1936 | Saint Rita |
Whitaker
|
| 1950 | Saint Robert Bellarmine | East McKeesport |
| 1900 | Saint Rosalia | Greenfield |
| 1993 | Saint Rosalia | Greenfield |
| 1907 | Saint Scholastica | Aspinwall |
| 1952 | Saint Sebastian | Ross Township |
| 1955 | Saints Simon and Jude | Scott Township |
| 1875 | Saint Stanislaus (Polish) | Strip District |
| 1871 | Saint Stephen (Hungarian) | Hazelwood |
| 1993 | Saint Stephen | Hazelwood |
| 1899 | Saint Stephen | McKeesport |
| 1960 | Saint Susanna | Penn Hills |
| 1924 | Saint Sylvester | Brentwood |
| 1867 | Saint Teresa of Avila | Perrysville |
| 2019 | Saint Teresa of Kolkata | Pittsburgh |
| 1925 | Saint Therese of Lisieux | Munhall |
| 1854 | Saint Thomas | Braddock |
| 1957 | Saint Thomas A Becket | Jefferson Hills |
| 1953 | Saint Thomas More | Bethel Park |
| 2020 | Saint Thomas the Apostle | Homestead |
| 1919 | Saint Timothy | Indianola |
| 1909 | Saint Ursula | Allison Park |
| 1923 | Saint Valentine | Bethel Park |
| 1919 | Saint Victor | Bairdford |
| 1903 | Saint Vincent de Paul (Lithuanian) | Esplen |
| 1936 | Saint Vincent de Paul | Walker's Mill |
| 1903 | Saint Walburga (German) | Pittsburgh |
| 1871 | Saint Wenceslaus (Bohemian) | North Side |
| 1873 | Saint Wendelin | Carrick |
| 1906 | Saint William | East Pittsburgh |
| 1960 | Saint Winifred | Mount Lebanon |
| 1914 | Transfiguration | Russellton |
| 2020 | Triumph of the Holy Cross | Jefferson Hills |
| 1969 | University Oratory of the Holy Spirit | Oakland |
| 1902 | Visitation of the B.V.M. (Croatian) | Rankin |
| 1994 | Word of God | Rankin Swissvale |
| Open Date | Parish Name | Neighborhood(s) Served |
| 1808 | Saint Patrick | Strip District |
| 1834 | Saint Paul Cathedral | Oakland |
| 1839 | Saint Philip | Crafton |
| 1839 | Saint Philomena (German) | Strip District |
| 1840 | Saint Alphonsus | Wexford |
| 1840 | Saint Mary of the Assumption | Glenshaw |
| 1845 | Saint Joseph | O'Hara Township |
| 1846 | Saint Peter | McKeesport |
| 1848 | Saint Mary (German) | North Side |
| 1848 | Saint Michael (German) | South Side |
| 1850 | Saint Peter | North Side |
| 1851 | Saint Michael | Elizabeth |
| 1852 | Saint Mary (German) | Sharpsburg |
| 1853 | Saint Brigid | Hill District |
| 1853 | Saint James | West End |
| 1853 | Saint John the Evangelist | South Side |
| 1853 | Saint Mary | Aleppo Township |
| 1853 | Saint Mary | Lawrenceville |
| 1854 | Saint Thomas | Braddock |
| 1855 | Saint Mary Help of Christians (German) | McKees Rocks |
| 1856 | Holy Trinity (German) | Hill District |
| 1857 | Saints Peter and Paul (German) | East End |
| 1863 | Saint Andrew | North Side |
| 1863 | Saint Augustine (German) | Lawrenceville |
| 1863 | Saint James | Sewickley |
| 1865 | Saint Patrick | Alpsville |
| 1866 | Saint Joseph | Verona |
| 1866 | Saint Patrick | North Fayette Township Oakdale |
| 1867 | Saint Agnes | West Mifflin |
| 1867 | Saint Joseph (German) | Manchester |
| 1867 | Saint Luke | Carnegie |
| 1867 | Saint Teresa of Avila | Perrysville |
| 1868 | Most Holy Name of Jesus | Troy Hill |
| 1868 | Saint Agnes | Oakland |
| 1869 | Saint James | Wilkinsburg |
| 1869 | Saint Malachy | South Side |
| 1869 | Saint Martin | West End |
| 1870 | Saint Joseph (German) | Mount Oliver |
| 1870 | Saint Mary of Mercy | Downtown Pittsburgh |
| 1871 | Saint Peter (German) | South Side |
| 1871 | Saint Stephen (Hungarian) | Hazelwood |
| 1871 | Saint Wenceslaus (Bohemian) | North Side |
| 1872 | Sacred Heart | Shadyside |
| 1872 | Saint Joseph (German) | Bloomfield |
| 1873 | Saint Mary of the Mount | Mount Washington |
| 1873 | Saint Wendelin | Carrick |
| 1874 | Saint Ann | Millvale |
| 1875 | Saint Stanislaus (Polish) | Strip District |
| 1877 | Saint Joseph (German) | Braddock |
| 1878 | Saint John the Baptist | Lawrenceville |
| 1879 | Saint Joseph (German) | Carnegie |
| 1881 | Saint Mary Magdalene | Homestead |
| 1882 | Saint Colman | Turtle Creek |
| 1883 | Holy Cross | South Side |
| 1883 | Saint Adalbert (Polish) | South Side |
| 1883 | Saint Joseph | Natrona |
| 1884 | Saint Boniface | North Side |
| 1886 | Saint Anthony (German) | Millvale |
| 1886 | Saint George (German) | Allentown |
| 1887 | Saint Kieran | Lawrenceville |
| 1887 | Saint Mary (German) | McKeesport |
| 1887 | Saint Peter | Tarentum |
| 1888 | Saint Leo | Brighton Heights |
| 1889 | Saint Anne | Castle Shannon |
| 1889 | Saint Benedict the Moor (Black) | Hill District |
| 1889 | Saint Francis de Sales | McKees Rocks |
| 1890 | Holy Name | Duquesne |
| 1891 | Sacred Heart | Emsworth |
| 1891 | Saint Brendan | Braddock |
| 1891 | Saint Francis (German) | Munhall |
| 1891 | Saint Joseph | Coraopolis |
| 1891 | Saint Michael The Archangel (Slovak) | Braddock |
| 1892 | Saint Aloysius | Reserve Township |
| 1892 | Saint Canice | Knoxville |
| 1892 | Saint Peter the Apostle (Italian) | Hill District |
| 1893 | Annunciation | North Side |
| 1893 | Holy Rosary | Homewood |
| 1893 | Immaculate Conception (Polish) | Carnegie |
| 1893 | Saint Casimir (Lithuanian) | South Side |
| 1893 | Saint Ladislaus (Polish) | Natrona |
| 1893 | Saint Mary Czestochowa (Polish) | McKeesport |
| 1894 | Saint Agatha | Bridgeville |
| 1894 | Saint Ambrose | Spring Hill |
| 1894 | Saint Barbara (Slovenian) | Bridgeville |
| 1894 | Saint Francis Xavier | North Side Marshall-Shadeland |
| 1894 | Saint Nicholas (Croatian) | North Side |
| 1894 | Saint Richard | Hill District |
| 1895 | Holy Trinity (Slovak) | McKeesport |
| 1895 | Saint Aloysius | Wilmerding |
| 1895 | Saint Elizabeth (Slovak) | Strip District |
| 1895 | Saint Hedwig (Polish) | Duquesne |
| 1895 | Saint Michael, Pitcairn | Pitcairn |
| 1896 | Sacred Heart (German) | Tarentum |
| 1896 | Saint Joseph (German) | Duquesne |
| 1897 | Immaculate Heart of Mary (Polish) | Polish Hill |
| 1897 | Sacred Heart (Polish) | Braddock Hills |
| 1897 | Saint Lawrence O'Toole | Garfield |
| 1897 | Saint Mary Assumption (Slovenian) | Lawrenceville |
| 1897 | Saint Michael (Slovak) | Munhall |
| 1898 | Our Lady Help of Christians (Italian) | East Liberty |
| 1899 | Saint Anthony (Polish) | Homestead |
| 1899 | Saint Stephen | McKeesport |
| 1900 | Holy Innocents | Sheraden |
| 1900 | Saint Nicholas (Croatian) | Millvale |
| 1900 | Saint Rosalia | Greenfield |
| 1900 | Saints Peter and Paul (Lithuanian) | Homestead |
| 1901 | Holy Trinity (Slovak) | West Mifflin |
| 1901 | Saint Alphonsus | Springdale |
| 1901 | Saint Cecilia | Glassport |
| 1901 | Saint Mary of Mount Carmel (Italian) | Braddock |
| 1902 | All Saints | Etna |
| 1902 | Corpus Christi | East Liberty |
| 1902 | Epiphany | Uptown |
| 1902 | Holy Family (Polish) | Lawrenceville |
| 1902 | Saint Catherine of Siena | Beechview |
| 1902 | Saint Ignatius de Loyola (Polish) | Carnegie |
| 1902 | Saint Josaphat (Polish) | South Side |
| 1902 | Visitation of the B.V.M. (Croatian) | Rankin |
| 1903 | Assumption of the Blessed Virgin Mary | Bellevue |
| 1903 | Holy Angels | Hays |
| 1903 | Saint Anselm | Swissvale |
| 1903 | Saint Clare of Assisi | Clairton |
| 1903 | Saint Clement (Slovak) | Tarentum |
| 1903 | Saint Gabriel Archangel (Slovak) | North Side |
| 1903 | Saint Henry | Arlington Heights |
| 1903 | Saint Mathias (Slovak) | Natrona |
| 1903 | Saint Matthew (Slovak) | South Side |
| 1903 | Saint Pius V | McKeesport |
| 1903 | Saint Vincent de Paul (Lithuanian) | Esplen |
| 1903 | Saint Walburga (German) | Pittsburgh |
| 1904 | Holy Cross (Polish) | Glassport |
| 1904 | Madonna of Jerusalem (Italian) | Sharpsburg |
| 1905 | Immaculate Conception (Italian) | Bloomfield |
| 1905 | Nativity | South Park |
| 1906 | Ascension (Lithuanian) | North Side |
| 1906 | Mother of Sorrows (Italian) | McKees Rocks |
| 1906 | Regina Coeli (Italian) | North Side |
| 1906 | Sacred Heart (Croatian) | McKeesport |
| 1906 | Saint John Cantius (Polish) | Sharpsburg |
| 1906 | Saint Mark (Slovak) | McKees Rocks |
| 1906 | Saint William | East Pittsburgh |
| 1907 | Mother of Good Council (Italian) | Homewood |
| 1907 | Saint Athanasius | West View |
| 1907 | Saint Basil | Carrick |
| 1907 | Saint Irenaeus | Oakmont |
| 1907 | Saint Scholastica | Aspinwall |
| 1908 | Saint Columbkille | Imperial |
| 1909 | Resurrection | Brookline |
| 1909 | Saint Anne (Slovak) | Homestead |
| 1909 | Saint Barnabas (Slovak) | Swissvale |
| 1909 | Saint Joachim (Slovak) | Greenfield |
| 1909 | Saint Ursula | Allison Park |
| 1910 | Our Lady of the Most Blessed Sacrament | Homewood |
| 1910 | Saint Perpetua (Italian) | McKeesport |
| 1910 | Saints Cyril and Methodius (Polish) | McKees Rocks |
| 1911 | Guardian Angels (Polish) | West End |
| 1911 | Saint John the Baptist | Unity Plum |
| 1911 | Saint Joseph (Slovak) | Clairton |
| 1911 | Saint Raphael | Morningside |
| 1914 | Saint Ann (Hungarian) | Hazelwood |
| 1914 | Saint Martha | Groveton |
| 1914 | Saint Norbert | Overbrook |
| 1914 | Transfiguration | Russellton |
| 1915 | Saint Anthony (Lithuanian) | Bridgeville |
| 1915 | Saint Leocadia (Polish) | Wilmerding |
| 1916 | Nativity of Our Lord | North Side |
| 1916 | Saint Hyacinth (Polish) | Oakland |
| 1916 | Saint Isidore (Lithuanian) | Braddock |
| 1917 | Saint Helen | East Pittsburgh |
| 1917 | Saint Justin | Mount Washington |
| 1919 | Saint Bernard | Mount Lebanon |
| 1919 | Saint David | Willock |
| 1919 | Saint Timothy | Indianola |
| 1919 | Saint Victor | Bairdford |
| 1920 | Madonna del Castello (Italian) | Swissvale |
| 1920 | Saint Cyprian (Polish) | North Side |
| 1921 | Holy Souls (Italian) | Carnegie |
| 1921 | Saint Philomena (Territorial) | Squirrel Hill |
| 1922 | Saint Bede | Point Breeze |
| 1923 | Saint Paulinus | Clairton |
| 1923 | Saint Valentine | Bethel Park |
| 1924 | Saint Cyril of Alexandria | Brighton Heights |
| 1924 | Saint Margaret (Hungarian) | Munhall |
| 1924 | Saint Sylvester | Brentwood |
| 1925 | Our Lady of Czestochowa | Hazelwood |
| 1925 | Saint Therese of Lisieux | Munhall |
| 1929 | Our Lady of Perpetual Help (Polish) | Natrona Heights |
| 1929 | Saint John | Greenock |
| 1931 | Saint Margaret | Greentree |
| 1936 | Resurrection | West Mifflin |
| 1936 | Saint Rita | Whitaker-Munhall Gardens |
| 1936 | Saint Vincent de Paul | Walker's Mill |
| 1937 | Our Lady of Perpetual Help (Italian) | North Side |
| 1938 | Saint Edward | Blawnox |
| 1940 | Mary Immaculate (Italian) | North Side |
| 1941 | Saint Elizabeth of Hungary | Pleasant Hills Willock |
| 1941 | Saint Francis of Assisi | Harmar |
| 1944 | Holy Trinity | Robinson Township |
| 1944 | Most Blessed Sacrament | Natrona Heights |
| 1944 | Our Lady of Victory | Harwick |
| 1944 | Saint Gabriel of the Sorrowful Virgin | Whitehall |
| 1946 | Saint Januarius | Plum Renton |
| 1947 | Our Lady of Grace | Scott Township |
| 1947 | Saint Malachy | Kenmawr Kennedy Township |
| 1948 | Saint Joseph | Port Vue |
| 1949 | Holy Family | Creighton |
| 1949 | Saint Joan of Arc | Library South Park |
| 1949 | Saint Maurice | Forest Hills |
| 1950 | Saint Bartholomew | Penn Hills |
| 1950 | Saint Isaac Jogues | Elrama |
| 1950 | Saint Robert Bellarmine | East McKeesport North Versailles |
| 1952 | Saint Sebastian | Ross Township |
| 1953 | Saint Catherine of Sweden | Hampton Township Wildwood |
| 1953 | Saint Regis | Oakland |
| 1953 | Saint Thomas More | Bethel Park |
| 1954 | Saint Pius X | Brookline |
| 1955 | Saint Bernadette | Monroeville |
| 1955 | Saint Denis | Versailles |
| 1955 | Saints Simon and Jude | Scott Township |
| 1956 | Saint Albert the Great | Baldwin Boro |
| 1956 | Saint Margaret Mary | Moon Township |
| 1957 | Saint Bonaventure | Glenshaw |
| 1957 | Saint Germaine | Bethel Park Baldwin |
| 1957 | Saint Maria Goretti Chapel | McKees Rocks |
| 1957 | Saint Thomas A Becket | Jefferson Hills |
| 1958 | Saint Angela Merici | White Oak |
| 1959 | Our Lady of Loreto | Brookline |
| 1959 | Saint Catherine of Siena | Crescent |
| 1959 | Saint Eugene | Liberty Boro |
| 1960 | North American Martyrs | Monroeville Pitcairn |
| 1960 | Saint John Fisher | Churchill |
| 1960 | Saint Pamphilus | Beechview |
| 1960 | Saint Susanna | Penn Hills |
| 1960 | Saint Winifred | Mount Lebanon |
| 1961 | Saint Alexis | Wexford |
| 1961 | Saint Louise de Marillac | Upper Saint Clair |
| 1962 | Saint Joseph (Territorial) | Manchester |
| 1963 | Holy Spirit | West Mifflin |
| 1964 | Mary Immaculate-Saint Cyprian | North Side |
| 1964 | Saint Gerard Majella | Penn Hills |
| 1967 | Ascension | Ingram |
| 1968 | Our Lady of Joy | Holiday Park |
| 1968 | Saint Brigid-Saint Benedict the Moor | Hill District |
| 1968 | Saint John Capistran | Upper Saint Clair |
| 1969 | Sacred Heart-St. Peter | Tarentum |
| 1969 | University Oratory of the Holy Spirit | Oakland |
| 1977 | Saint Benedict the Moor | Hill District |
| 1979 | Saint John Neumann | Franklin Park |
| 1981 | Our Lady Queen of Peace | North Side |
| 1985 | Good Shepherd | Braddock |
| 1992 | Holy Martyrs | Tarentum |
| 1992 | Our Lady of the Most Blessed Sacrament | Natrona Heights |
| 1992 | Prince of Peace | South Side |
| 1992 | Saint Charles Lwanga | East End Homewood |
| 1992 | Saint Elizabeth Ann Seton | Carnegie |
| 1992 | Saint Joseph | Natrona |
| 1992 | Saint Maximilian Kolbe | Homestead Munhall |
| 1992 | Saint Richard | Richland Township |
| 1993 | Incarnation of the Lord | Observatory Hill Perry North |
| 1993 | Our Lady of the Angels | Lawrenceville |
| 1993 | Risen Lord | Marshall-Shadeland |
| 1993 | Saint John of God | McKees Rocks |
| 1993 | Saint Mark | Liberty Port Vue |
| 1993 | Saint Martin De Porres | McKeesport |
| 1993 | Saint Matthew | Lawrenceville |
| 1993 | Saint Patrick | McKeesport Versailles |
| 1993 | Saint Patrick-Saint Stanislaus Kostka | Strip District |
| 1993 | Saint Peter | North Side |
| 1993 | Saint Regis | Oakland |
| 1993 | Saint Rosalia | Greenfield |
| 1993 | Saint Stephen | Hazelwood |
| 1994 | Christ the Light of the World | Duquesne |
| 1994 | Guardian Angels (Territorial) | West End |
| 1994 | Holy Child | Bridgeville |
| 1994 | Holy Cross | East Pittsburgh |
| 1994 | Holy Spirit | Millvale |
| 1994 | Holy Wisdom | North Side Spring Hill |
| 1994 | Queen of the Rosary | Glassport |
| 1994 | Saint Clare of Assisi | Clairton |
| 1994 | Saint John Vianney | Allentown Arlington Heights Hilltop Knoxville Mount Oliver |
| 1994 | Saint Jude the Apostle | Wilmerding |
| 1994 | Saint Mary | Sharpsburg |
| 1994 | Saint Nicholas (Croatian) | Millvale |
| 1994 | Saints John and Paul | Franklin Park Marshall Township |
| 1994 | Word of God | Rankin Swissvale |
| 2001 | Immaculate Conception/Saint Joseph | Bloomfield |
| 2009 | Saint Juan Diego | Sharpsburg |
| 2010 | Corpus Christi | McKeesport |
| 2011 | Saint Pio of Pietrelcina | Blawnox/Harmar |
| 2012 | Saint Maria Goretti | Bloomfield Lawrenceville Garfield |
| 2015 | Saint John XXIII Personal Quasi-Par | North Side |
| 2016 | Holy Apostles | South Pittsburgh |
| 2019 | Christ Our Savior | Pittsburgh |
| 2019 | Most Precious Blood (Traditional Latin) | Pittsburgh |
| 2019 | Saint Paul of the Cross | Castle Shannon |
| 2019 | Saint Teresa of Kolkata | Pittsburgh |
| 2020 | Archangel Gabriel | McKees Rocks |
| 2020 | Blessed Trinity | South Pittsburgh |
| 2020 | Christ the Divine Shepherd | Monroeville |
| 2020 | Corpus Christi | Bridgeville |
| 2020 | Divine Mercy | Pittsburgh |
| 2020 | Divine Redeemer | Sewickley |
| 2020 | Guardian Angels | Natrona Heights |
| 2020 | Holy Family | Plum |
| 2020 | Mary, Mother of God | White Oak |
| 2020 | Our Lady of Mount Carmel | Perrysville |
| 2020 | Our Lady of the Lakes | Bairdford |
| 2020 | Saint Aidan | Wexford |
| 2020 | Saint Benedict the Moor (Black Catholic) | Hill District |
| 2020 | Saint Isidore the Farmer | Imperial |
| 2020 | Saint Joseph the Worker | Forest Hills |
| 2020 | Saint Mary Magdalene | Pittsburgh |
| 2020 | Saint Michael the Archangel | Mount Lebanon |
| 2020 | Saint Paul Cathedral | Pittsburgh |
| 2020 | Saint Thomas the Apostle | Homestead |
| 2020 | Triumph of the Holy Cross | Jefferson Hills |
| 2021 | Christ the King | O'Hara Township |
| 2021 | Mary, Queen of Peace | Pittsburgh |
| 2021 | Most Sacred Heart of Jesus | Moon Township |
| 2021 | Our Lady of Hope | Bethel Park |
| 2021 | Our Lady of Perpetual Help | Glenshaw |
| 2021 | Resurrection | Bethel Park |
| 2021 | St. Catherine Laboure | Upper Saint Clair |
| 2021 | Saints Joachim and Anne | Elizabeth |
| 2021 | Saint Jude | Pittsburgh |
| 2021 | Saints Martha and Mary | Hampton Township |
| 2021 | Saint Matthew | Reserve Township |
| 2021 | Saint Raphael the Archangel | Carnegie |
| 2022 | Regina Coeli | Bellevue |
| 2022 | Saint Luke the Evangelist | Franklin Park |
| 2024 | Saint Pio of Pietrelcina | Pittsburgh |
| Open Date | Parish Name | Neighborhood(s) Served |
| 1853 | Saint Mary | Aleppo Township |
| 1886 | Saint George (German) | Allentown |
| 1909 | Saint Ursula | Allison Park |
| 1865 | Saint Patrick | Alpsville |
| 1903 | Saint Henry | Arlington Heights |
| 1907 | Saint Scholastica | Aspinwall |
| 1919 | Saint Victor | Bairdford |
| 2020 | Our Lady of the Lakes | Bairdford |
| 1956 | Saint Albert the Great | Baldwin Boro |
| 1902 | Saint Catherine of Siena | Beechview |
| 1960 | Saint Pamphilus | Beechview |
| 1903 | Assumption of the Blessed Virgin Mary | Bellevue |
| 2022 | Regina Coeli | Bellevue |
| 1923 | Saint Valentine | Bethel Park |
| 1953 | Saint Thomas More | Bethel Park |
| 1957 | Saint Germaine | Bethel Park |
| 2021 | Our Lady of Hope | Bethel Park |
| 2021 | Resurrection | Bethel Park |
| 1938 | Saint Edward | Blawnox |
| 2011 | Saint Pio of Pietrelcina | Blawnox/Harmar |
| 1872 | Saint Joseph (German) | Bloomfield |
| 1905 | Immaculate Conception (Italian) | Bloomfield |
| 2001 | Immaculate Conception/Saint Joseph | Bloomfield |
| 2012 | Saint Maria Goretti | Bloomfield |
| 1854 | Saint Thomas | Braddock |
| 1877 | Saint Joseph (German) | Braddock |
| 1891 | Saint Brendan | Braddock |
| 1891 | Saint Michael The Archangel (Slovak) | Braddock |
| 1901 | Saint Mary of Mount Carmel (Italian) | Braddock |
| 1916 | Saint Isidore (Lithuanian) | Braddock |
| 1985 | Good Shepherd | Braddock |
| 1897 | Sacred Heart (Polish) | Braddock Hills |
| 1924 | Saint Sylvester | Brentwood |
| 1894 | Saint Agatha | Bridgeville |
| 1894 | Saint Barbara (Slovenian) | Bridgeville |
| 1915 | Saint Anthony (Lithuanian) | Bridgeville |
| 1994 | Holy Child | Bridgeville |
| 2020 | Corpus Christi | Bridgeville |
| 1888 | Saint Leo | Brighton Heights |
| 1924 | Saint Cyril of Alexandria | Brighton Heights |
| 1909 | Resurrection, Brookline | Brookline |
| 1954 | Saint Pius X | Brookline |
| 1959 | Our Lady of Loreto | Brookline |
| 1867 | Saint Luke | Carnegie |
| 1879 | Saint Joseph (German) | Carnegie |
| 1893 | Immaculate Conception (Polish) | Carnegie |
| 1902 | Saint Ignatius de Loyola (Polish) | Carnegie |
| 1921 | Holy Souls (Italian) | Carnegie |
| 1992 | Saint Elizabeth Ann Seton | Carnegie |
| 2021 | Saint Raphael the Archangel | Carnegie |
| 1907 | Saint Basil | Carrick |
| 1873 | Saint Wendelin | Carrick |
| 1889 | Saint Anne | Castle Shannon |
| 2019 | Saint Paul of the Cross | Castle Shannon |
| 1960 | Saint John Fisher | Churchill |
| 1903 | Saint Clare of Assisi | Clairton |
| 1911 | Saint Joseph (Slovak) | Clairton |
| 1923 | Saint Paulinus | Clairton |
| 1994 | Saint Clare of Assisi | Clairton |
| 1891 | Saint Joseph | Coraopolis |
| 1839 | Saint Philip | Crafton |
| 1949 | Holy Family | Creighton |
| 1959 | Saint Catherine of Siena | Crescent |
| 1870 | Saint Mary of Mercy | Downtown Pittsburgh |
| 1890 | Holy Name, Duquesne | Duquesne |
| 1895 | Saint Hedwig (Polish) | Duquesne |
| 1896 | Saint Joseph (German) | Duquesne |
| 1994 | Christ the Light of the World | Duquesne |
| 1857 | Saints Peter and Paul (German) | East End |
| 1992 | Saint Charles Lwanga | East End |
| 1910 | Our Lady of the Most Blessed Sacrament | East Hills |
| 1898 | Our Lady Help of Christians (Italian) | East Liberty |
| 1902 | Corpus Christi | East Liberty |
| 1950 | Saint Robert Bellarmine | East McKeesport |
| 1906 | Saint William | East Pittsburgh |
| 1917 | Saint Helen (Slovak) | East Pittsburgh |
| 1994 | Holy Cross | East Pittsburgh |
| 1851 | Saint Michael | Elizabeth |
| 2021 | Saints Joachim and Anne | Elizabeth |
| 1950 | Saint Isaac Jogues | Elrama |
| 1891 | Sacred Heart | Emsworth |
| 1903 | Saint Vincent de Paul (Lithuanian) | Esplen |
| 1902 | All Saints | Etna |
| 1949 | Saint Maurice | Forest Hills |
| 2020 | Saint Joseph the Worker | Forest Hills |
| 1979 | Saint John Neumann | Franklin Park |
| 1994 | Saints John and Paul | Franklin Park |
| 2022 | Saint Luke the Evangelist | Franklin Park |
| 1897 | Saint Lawrence O'Toole | Garfield |
| 2012 | Saint Maria Goretti | Garfield |
| 1901 | Saint Cecilia | Glassport |
| 1904 | Holy Cross (Polish) | Glassport |
| 1994 | Queen of the Rosary | Glassport |
| 1840 | Saint Mary of the Assumption | Glenshaw |
| 1957 | Saint Bonaventure | Glenshaw |
| 2021 | Our Lady of Perpetual Help | Glenshaw |
| 1900 | Saint Rosalia | Greenfield |
| 1909 | Saint Joachim (Slovak) | Greenfield |
| 1993 | Saint Rosalia | Greenfield |
| 1929 | Saint John | Greenock |
| 1931 | Saint Margaret | Greentree |
| 1914 | Saint Martha | Groveton |
| 1953 | Saint Catherine of Sweden | Hampton Township |
| 2021 | Saints Martha and Mary | Hampton Township |
| 1941 | Saint Francis of Assisi | Harmar |
| 1944 | Our Lady of Victory | Harwick |
| 1903 | Holy Angels | Hays |
| 1871 | Saint Stephen | Hazelwood |
| 1914 | Saint Ann (Hungarian) | Hazelwood |
| 1925 | Our Lady of Czestochowa | Hazelwood |
| 1993 | Saint Stephen | Hazelwood |
| 1853 | Saint Brigid | Hill District |
| 1856 | Holy Trinity (German) | Hill District |
| 1889 | Saint Benedict the Moor (Black Catholic) | Hill District |
| 1892 | Saint Peter the Apostle (Italian) | Hill District |
| 1894 | Saint Richard | Hill District |
| 1968 | Saint Brigid-Saint Benedict the Moor | Hill District |
| 1977 | Saint Benedict the Moor (Territorial) | Hill District |
| 2020 | St. Benedict the Moor (Black Catholic) | Hill District |
| 1994 | Saint John Vianney | Hilltop |
| 1968 | Our Lady of Joy | Holiday Park |
| 1881 | Saint Mary Magdalene | Homestead |
| 1899 | Saint Anthony (Polish) | Homestead |
| 1900 | Saints Peter and Paul (Lithuanian) | Homestead |
| 1909 | Saint Anne (Slovak) | Homestead |
| 1992 | Saint Maximilian Kolbe | Homestead |
| 2020 | Saint Thomas the Apostle | Homestead |
| 1893 | Holy Rosary | Homewood |
| 1907 | Mother of Good Council (Italian) | Homewood |
| 1910 | Our Lady of the Most Blessed Sacrament | Homewood |
| 1908 | Saint Columbkille | Imperial |
| 2020 | Saint Isidore the Farmer | Imperial |
| 1919 | Saint Timothy | Indianola |
| 1967 | Ascension | Ingram |
| 1957 | Saint Thomas A Becket | Jefferson Hills |
| 2020 | Triumph of the Holy Cross | Jefferson Hills |
| 1947 | Saint Malachy | Kenmawr Kennedy Township |
| 1892 | Saint Canice | Knoxville |
| 1853 | Saint Mary | Lawrenceville |
| 1863 | Saint Augustine (German) | Lawrenceville |
| 1878 | Saint John the Baptist | Lawrenceville |
| 1887 | Saint Kieran | Lawrenceville |
| 1897 | Saint Mary Assumption (Slovenian) | Lawrenceville |
| 1902 | Holy Family (Polish) | Lawrenceville |
| 1993 | Our Lady of the Angels | Lawrenceville |
| 1993 | Saint Matthew | Lawrenceville |
| 2012 | Saint Maria Goretti | Lawrenceville |
| 1993 | Saint Mark | Liberty Boro |
| 1959 | Saint Eugene | Liberty Boro |
| 1949 | Saint Joan of Arc | Library |
| 1867 | Saint Joseph (German) | Manchester |
| 1962 | Saint Joseph (Territorial) | Manchester |
| 1994 | Saints John and Paul | Marshall Township |
| 1993 | Risen Lord | Marshall-Shadeland |
| 1855 | Saint Mary Help of Christians (German) | McKees Rocks |
| 1889 | Saint Francis de Sales | McKees Rocks |
| 1906 | Mother of Sorrows (Italian) | McKees Rocks |
| 1906 | Saint Mark (Slovak) | McKees Rocks |
| 1910 | Saints Cyril and Methodius (Polish) | McKees Rocks |
| 1957 | Saint Maria Goretti Chapel | McKees Rocks |
| 1993 | Saint John of God | McKees Rocks |
| 2020 | Archangel Gabriel | McKees Rocks |
| 1846 | Saint Peter | McKeesport |
| 1887 | Saint Mary (German) | McKeesport |
| 1893 | Saint Mary Czestochowa (Polish) | McKeesport |
| 1895 | Holy Trinity (Slovak) | McKeesport |
| 1899 | Saint Stephen (Hungarian) | McKeesport |
| 1903 | Saint Pius V | McKeesport |
| 1906 | Sacred Heart (Croatian) | McKeesport |
| 1910 | Saint Perpetua (Italian) | McKeesport |
| 1993 | Saint Martin De Porres | McKeesport |
| 2010 | Corpus Christi | McKeesport |
| 1993 | Saint Patrick | McKeesport |
| 1874 | Saint Ann | Millvale |
| 1886 | Saint Anthony (German) | Millvale |
| 1900 | Saint Nicholas (Croatian) | Millvale |
| 1994 | Holy Spirit | Millvale |
| 1994 | Saint Nicholas (Croatian) | Millvale |
| 1955 | Saint Bernadette | Monroeville |
| 1960 | North American Martyrs | Monroeville |
| 2020 | Christ the Divine Shepherd | Monroeville |
| 1956 | Saint Margaret Mary | Moon Township |
| 2021 | Most Sacred Heart of Jesus | Moon Township |
| 1911 | Saint Raphael | Morningside |
| 1919 | Saint Bernard | Mount Lebanon |
| 1960 | Saint Winifred | Mount Lebanon |
| 2020 | Saint Michael the Archangel | Mount Lebanon |
| 1870 | Saint Joseph (German) | Mount Oliver |
| 1873 | Saint Mary of the Mount | Mount Washington |
| 1917 | Saint Justin | Mount Washington |
| 1891 | Saint Francis (German) | Munhall |
| 1897 | Saint Michael (Slovak) | Munhall |
| 1924 | Saint Margaret (Hungarian) | Munhall |
| 1925 | Saint Therese of Lisieux | Munhall |
| 1992 | Saint Maximilian Kolbe | Munhall |
| 1883 | Saint Joseph | Natrona |
| 1893 | Saint Ladislaus (Polish) | Natrona |
| 1903 | Saint Mathias (Slovak) | Natrona |
| 1992 | Saint Joseph | Natrona |
| 1929 | Our Lady of Perpetual Help (Polish) | Natrona Heights |
| 1944 | Most Blessed Sacrament | Natrona Heights |
| 1992 | Our Lady of the Most Blessed Sacrament | Natrona Heights |
| 2020 | Guardian Angels | Natrona Heights |
| 1866 | Saint Patrick | North Fayette Township Oakdale |
| 1848 | Saint Mary (German) | North Side |
| 1850 | Saint Peter | North Side |
| 1863 | Saint Andrew | North Side |
| 1871 | Saint Wenceslaus (Bohemian) | North Side |
| 1884 | Saint Boniface | North Side |
| 1893 | Annunciation | North Side |
| 1894 | Saint Francis Xavier | North Side |
| 1894 | Saint Nicholas (Croatian) | North Side |
| 1903 | Saint Gabriel Archangel (Slovak) | North Side |
| 1906 | Ascension (Lithuanian) | North Side |
| 1906 | Regina Coeli (Italian) | North Side |
| 1916 | Nativity of Our Lord | North Side |
| 1920 | Saint Cyprian (Polish) | North Side |
| 1937 | Our Lady of Perpetual Help (Italian) | North Side |
| 1940 | Mary Immaculate (Italian) | North Side |
| 1964 | Mary Immaculate-Saint Cyprian | North Side |
| 1981 | Our Lady Queen of Peace | North Side |
| 1993 | Saint Peter | North Side |
| 1994 | Holy Wisdom | North Side |
| 2015 | Saint John XXIII Personal Quasi-Par | North Side |
| 1866 | Saint Patrick | Oakdale |
| 1834 | Saint Paul Cathedral | Oakland |
| 1868 | Saint Agnes | Oakland |
| 1916 | Saint Hyacinth (Polish) | Oakland |
| 1953 | Saint Regis | Oakland |
| 1969 | University Oratory of the Holy Spirit | Oakland |
| 1993 | Saint Regis | Oakland |
| 1907 | Saint Irenaeus | Oakmont |
| 1993 | Incarnation of the Lord | Observatory Hill Perry North |
| 1845 | Saint Joseph | O'Hara Township |
| 2021 | Christ the King | O'Hara Township |
| 1914 | Saint Norbert | Overbrook |
| 1950 | Saint Bartholomew | Penn Hills |
| 1960 | Saint Susanna | Penn Hills |
| 1964 | Saint Gerard Majella | Penn Hills |
| 1867 | Saint Teresa of Avila | Perrysville |
| 2020 | Our Lady of Mount Carmel | Perrysville |
| 1895 | Saint Michael | Pitcairn |
| 1903 | Saint Walburga (German) | Pittsburgh |
| 2019 | Christ Our Savior | Pittsburgh |
| 2019 | Most Precious Blood (Traditional Latin) | Pittsburgh |
| 2019 | Saint Teresa of Kolkata | Pittsburgh |
| 2020 | Divine Mercy | Pittsburgh |
| 2020 | Saint Mary Magdalene | Pittsburgh |
| 2020 | Saint Paul Cathedral | Pittsburgh |
| 2021 | Mary, Queen of Peace | Pittsburgh |
| 2021 | Saint Jude | Pittsburgh |
| 2024 | Saint Pio of Pietrelcina | Pittsburgh |
| 1941 | Saint Elizabeth of Hungary | Pleasant Hills |
| 1946 | Saint Januarius | Plum |
| 2020 | Holy Family | Plum |
| 1922 | Saint Bede | Point Breeze |
| 1897 | Immaculate Heart of Mary (Polish) | Polish Hill |
| 1948 | Saint Joseph | Port Vue |
| 1993 | Saint Mark | Port Vue |
| 1902 | Visitation of the B.V.M. (Croatian) | Rankin |
| 1994 | Word of God | Rankin |
| 1892 | Saint Aloysius | Reserve Township |
| 2021 | St. Matthew | Reserve Township |
| 1992 | Saint Richard | Richland Township |
| 1944 | Holy Trinity | Robinson Township |
| 1952 | Saint Sebastian | Ross Township |
| 1914 | Transfiguration, Russellton | Russellton |
| 1947 | Our Lady of Grace | Scott Township |
| 1955 | Saints Simon and Jude | Scott Township |
| 1863 | Saint James | Sewickley |
| 2020 | Divine Redeemer | Sewickley |
| 1872 | Sacred Heart | Shadyside |
| 1852 | Saint Mary (German) | Sharpsburg |
| 1904 | Madonna of Jerusalem (Italian) | Sharpsburg |
| 1906 | Saint John Cantius (Polish) | Sharpsburg |
| 1994 | Saint Mary (Territorial) | Sharpsburg |
| 2009 | Saint Juan Diego | Sharpsburg |
| 1900 | Holy Innocents | Sheraden |
| 1905 | Nativity | South Park |
| 1949 | Saint Joan of Arc | South Park |
| 2016 | Holy Apostles | South Pittsburgh |
| 2020 | Blessed Trinity | South Pittsburgh |
| 1848 | Saint Michael (German) | South Side |
| 1853 | Saint John the Evangelist | South Side |
| 1869 | Saint Malachy | South Side |
| 1871 | Saint Peter (German) | South Side |
| 1883 | Holy Cross | South Side |
| 1883 | Saint Adalbert (Polish) | South Side |
| 1893 | Saint Casimir (Lithuanian) | South Side |
| 1902 | Saint Josaphat (Polish) | South Side |
| 1903 | Saint Matthew (Slovak) | South Side |
| 1992 | Prince of Peace | South Side |
| 1894 | Saint Ambrose | Spring Hill |
| 1994 | Holy Wisdom | Spring Hill |
| 1901 | Saint Alphonsus | Springdale |
| 1921 | Saint Philomena (Territorial) | Squirrel Hill |
| 1808 | Saint Patrick | Strip District |
| 1839 | Saint Philomena (German) | Strip District |
| 1875 | Saint Stanislaus (Polish) | Strip District |
| 1895 | Saint Elizabeth (Slovak) | Strip District |
| 1993 | Saint Patrick-Saint Stanislaus Kostka | Strip District |
| 1903 | Saint Anselm | Swissvale |
| 1909 | Saint Barnabas (Slovak) | Swissvale |
| 1920 | Madonna del Castello (Italian) | Swissvale |
| 1994 | Word of God | Swissvale |
| 1887 | Saint Peter | Tarentum |
| 1896 | Sacred Heart (German) | Tarentum |
| 1903 | Saint Clement (Slovak) | Tarentum |
| 1969 | Sacred Heart-St. Peter | Tarentum |
| 1992 | Holy Martyrs | Tarentum |
| 1868 | Most Holy Name of Jesus | Troy Hill |
| 1882 | Saint Colman | Turtle Creek |
| 1911 | Saint John the Baptist | Unity |
| 1961 | Saint Louise de Marillac | Upper Saint Clair |
| 1968 | Saint John Capistran | Upper Saint Clair |
| 2021 | Saint Catherine Laboure | Upper Saint Clair |
| 1902 | Epiphany | Uptown |
| 1866 | Saint Joseph | Verona |
| 1955 | Saint Denis | Versailles |
| 1993 | Saint Patrick | Versailles |
| 1936 | Saint Vincent de Paul | Walker's Mill |
| 1853 | Saint James | West End |
| 1869 | Saint Martin | West End |
| 1911 | Guardian Angels (Polish) | West End |
| 1994 | Guardian Angels (Territorial) | West End |
| 1867 | Saint Agnes | West Mifflin |
| 1901 | Holy Trinity (Slovak) | West Mifflin |
| 1936 | Resurrection | West Mifflin |
| 1963 | Holy Spirit | West Mifflin |
| 1907 | Saint Athanasius | West View |
| 1840 | Saint Alphonsus | Wexford |
| 1961 | Saint Alexis | Wexford |
| 2020 | Saint Aidan | Wexford |
| 1936 | Saint Rita | Whitaker |
| 1958 | Saint Angela Merici | White Oak |
| 2020 | Mary, Mother of God | White Oak |
| 1944 | Saint Gabriel of the Sorrowful Virgin | Whitehall |
| 1953 | Saint Catherine of Sweden | Wildwood |
| 1869 | Saint James | Wilkinsburg |
| 1919 | Saint David | Willock |
| 1895 | Saint Aloysius | Wilmerding |
| 1915 | Saint Leocadia (Polish) | Wilmerding |
| 1994 | Saint Jude the Apostle | Wilmerding |