| Name | Consecration year | Notes |
| Forty Martyrs Cathedral | 1491 | Located in the Jdayde quarter of Aleppo, it is the seat of the Armenian diocese, as well as one of the oldest operating churches in the city. Damaged by the rebels through an underground explosion on April 28, 2015. |
| Surp Krikor Lusavorich Church | 1933 | Built in the Midan district between 1930 and 1933 by Armenian refugees from Cilicia who survived the Armenian Genocide. It was consecrated on November 26, 1933. |
| Surp Hagop Church | 1943 | Built in the Old Syriac Quarter by Armenian refugees from Urfa who survived the Armenian Genocide. It was consecrated on June 3, 1943. |
| Surp Kevork Church | 1965 | Originally consecrated in 1923 as a small wooden church by Armenian refugees from Marash who survived the Armenian Genocide. The current building was consecrated on September 26, 1965, after a long construction process launched in 1937. However, the interior of the church was burnt by the rebels on October 29, 2012. |
| Church of the Holy Mother of God | 1983 | Built in the Suleimaniyeh-Villat quarter by the descendants of Armenian Genocide survivors from Ayntab, and consecrated on May 1, 1983. |
| Name | Consecration year | Notes |
| Cathedral of Our Mother of Reliefs | 1840 | Located at Tilel Street near the Jdayde quarter, the church is serving as the seat of the diocese since its consecration in 1840. It was damaged after being shelled by the rebels on January 9, 2015. |
| Church of the Holy Saviour - Saint Barbara | 1937 | Originally opened as a small prayer house by the Jesuit fathers. The current building was opened in 1937 on the same location, in the Suleimaniyeh district. |
| Church of Our Lady of Annunciation | 1942 | Located in the Sheikh Maqsood district, the church was originally opened in 1942. It was entirely rebuilt in 2000. However, it was heavily damaged after being shelled by the rebels on December 3, 2015. |
| Holy Trinity Church | 1965 | Locate in the Midan district, it is also known as Zvartnots Church, consecrated on June 13, 1965, on the 50th anniversary of the Armenian Genocide. |
| Church of the Holy Cross | 1993 | The church was consecrated on April 24, 1993, in the Aziziyeh district. |
| Name | Consecration year | Notes |
| Cathedral of Saint Ephrem the Syrian | 1926 | Serving as the seat of the diocese since its consecration on January 17, 1926. It was named after Saint Ephrem the Syrian. |
| Saint George the Martyr's Church | 1935 | Built in the Old Syriac Quarter of Aleppo by Syriac refugees from Urfa, between 1932 and 1935. It was consecrated on December 22, 1935. |
| Church of Our Lady of Syrians | 1994 | Occupying the ground floor of an apartment building, the church was consecrated on October 15, 1994, in the New Syriac quarter of Aleppo. |
| Church of the Holy Mandylion | 2003 | Built in 2002-03 in the Old Syriac Quarter of Aleppo, near the Saint George the Martyr's Church. It was consecrated in 2003 in the memory of an old Syrian church of the same name in Urha. |
| Name | Consecration year | Notes |
| Mar Assia al-Hakim Church | c. 1500 | One of the historic churches of Ancient Aleppo, served as the seat of the diocese until 1970. The belfry was destroyed after being shelled by rebels on September 16, 2012, while the church was severely damaged by the rebels through an underground explosion on April 28, 2015. |
| Saint Ephrem the Syrian's Church | 1960 | Built between 1958 and 1960 by Syriac refugees from Urha. It was consecrated on June 18, 1960, to commemorate the death of Saint Ephrem the Syrian. |
| Cathedral of Our Lady of Assumption | 1970 | Became the new seat of the diocese upon its consecration on March 22, 1970. |
| Name | Consecration year | Notes |
| Cathedral of Virgin Mary | 1843 | Seat of the diocese. Frequently targeted by the rebels in 2012-15, severely damaged after a major rebel attack in May 2015. |
| Saint Demetrius Church | 1933 | Named after Saint Demetrius of Thessaloniki. |
| Saint Michael the Archangel Church | 1935 | |
| Saint Matilda Church | 1964 | |
| Saint George's Church | 1969 | Named after Saint George, one of the largest places of worship in Aleppo. |
| Saint Theresa Church | 1995 | |
| Church of Our Lady of Joy | 2009-12 | Located in the Sheikh Maqsood district, the church was damaged after being shelled by the rebels on April 17, 2016. |
| Church of Our Lady of Annunciation at the Monastery of John Chrysostom | 2015 | The church was not consecrated due to the break-out of the battles in Aleppo. It was partly damaged after rebel attack in October–November 2016. |
| Name | Consecration year | Notes |
| Church of the Missionaries of the Sacred Hearts of Jesus and Mary | 1891 | |
| Church of Saint Bonaventure | 1910 | The church auffered minor damages on March 18, 2012, after a car bomb claimed by the Free Syrian Army. |
| Church of Mary of the Passion of the Franciscan Missionaries of Mary Monastery | 1932 | |
| Saint Vartan's Church and Monastery | 1936 | Frequently targeted by the rebels in 2012-15, suffered major damages after being attacked by the Turkmen Sultan Murad Division in April 2015. |
| Saint Francis of Assisi Church | 1937 | Consecrated on October 10, 1937 to serve as the seat of Apostolic Vicariate of Aleppo between until 2011. |
| Church and Monastery of the Society of Jesus | 1955 | Slightly damaged after being shelled by the rebels in January 2016. |
| Church of Saint Anthony of Padua of the Holy Land Monastery | | Named after Saint Anthony of Padua. |
| Church of Jesus the Worker of the Carmelite Monastery | 1977 | |
| Church of Our Lady of Annunciation | | |
| Cathedral of the Child Jesus | 2011 | Became the seat of the Apostolic Vicariate of Aleppo upon its consecration on January 15, 2011. |
