The Malankara Orthodox Syrian Church is organized into dioceses that serve communities across different regions, ensuring spiritual care and administrative support for all members.

On 1978, February 20th, Malankara Syrian Christian managing committee recommended a division in Kollam diocese. According to Committee's recommendation, On 1979, January 1st, Kollam diocese was divided into two, namely Kollam diocese and Thiruvananthapuram (Trivandrum) diocese.
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St Thomas, the Apostle of Jesus Christ, is the Father of Christianity in India, landed at Maliankara in Kerala founded seven churches at Maliankara, Palayur, Kottakavu, Niranam, Nilakkel, Kollam and Kokkamangalam.
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Kottarakkara Punalur Diocese is one of the 30 dioceses of the Malankara Orthodox Syrian Church. The diocese was created after dividing the then existed Thiruvananthapuram Diocese and Kollam Diocese.
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One of the fastest growing Diocese of Malankara Orthodox Church which came into existence by the Kalpana of His Holiness Moran Mar Baselios Marthoma Didymus-1, Catholicose of the East & Malankara Metropolitan.
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Flipping through the historical pages of Orthodox Christian community in Kerala, Thumpamon was one of the bastions for Christians during the very first century. Thumpamon Diocese was created after the division of the then existing dioceses.
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Mavelikara has an esteemed place in the history of Syrian Christians in Kerala. It is one of the ancient Syrian Christian settlements in Kerala. Its traditional relation with the Christian community is well known.
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The Diocese of Chengannur came into existence on 10th March 1985 vide Kalpana No. 52/85 of H.H. Moran Mar Baselios Marthoma Mathews I Catholicose of the East and Malankara Metropolitan.
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Niranam is a beautiful village situated in the delta of rivers Pampa and Manimala: part of Thiruvalla taluk and Pathanamthitta district. This is a typical Keralite agricultural village, full of natural beauty.
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The Diocese of Nilackal came into being on August 15, 2010 under the order issued by H.H Baselios Mar Thoma Didymos I, The Catholicos cum Malankara Metropolitan. H.G. Dr. Joshua Mar Nicodimos is the first Metropolitan.
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As per the decisions of the Mulamthuruthy Synod, Kottayam Diocese was formed initially with 20 churches altogether from Kottayam and nearby places. The first diocesan metropolitan was His Grace Kadavil Paulose Mar Athanasios.
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The Diocese of Kottayam Central came into existence vide Kalpana No. 110/82 dated April 21, 1982 of His Holiness Moran Mar Baselios Marthoma Mathews I, Catholicose of the East & Malankara Metropolitan.
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Until 1982, the present churches of the Idukki diocese were part of Kottayam diocese. In 1982 the churches in the eastern part of Kottayam diocese were taken and formed the Idukki Diocese.
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Kandanad Diocese is one of the oldest dioceses of the Orthodox Syrian Church. It was constituted with Kandanad St. Mary's Church at its centre along with two scores and odd churches.
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In 1876 Malankara Orthodox Church was divided into 7 Dioceses by Mulanthuruthy synod. Among those seven, one was Kandanad Diocese. At that time the parishes of Kandanad Diocese spread across the region.
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History of the Diocese of Angamaly: It was also from the historic synod of Mulanthuruthy in 1876 that the Angamaly Diocese was formed. Metropolitans such as Kadavil Paulose Mar Athanasios have served the diocese.
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Kochi is one of the most prominent dioceses throughout the history of Malankara Orthodox Church. The Diocese of Kochi was formed in 1876. It has played a significant role in the church's growth.
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The diocese was formed in 1982 with parishes in Thrissur and Palakkad districts. At the time of the formation of the diocese there were 32 parishes and 26 priests. The first Metropolitan was His Grace.
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A Brief History Of Kunnamkulam Diocese: Kunnamkulam is the home of the people who bear in their hearts the natural piety of spiritualism, the fragrance of tradition and the legacy of the faith.
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The Malabar Diocese, which extends across the western districts of Kerala, was formed in 1953. H.G. Paulose Mar Severios and H.G. Pathrose Mar Osthathios (1953–68) have executed its administration.
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In 1986, the diocese of Sultan Bathery was formed by organising all the churches from the District of Wayanad, some of the churches from the Nilagiri District of Tamilnadu and some from Karnataka.
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The Diocese of Brahmavar was formed in August 2010 and was announced by His Holiness Baselios Marthoma Didymus I through the Kalpana No.389/2010 dated 3-8-2010. The formation was with the goal of shepherding the faithful in the region.
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Madras City, hallowed and blessed by the martyrdom of St. Thomas the Apostle, has been the Headquarters of the Madras Diocese belonging to the Orthodox Church of India for many decades.
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Dioceses in the history of the Malankara Orthodox Syrian Church were formed for the first time in 1876 consequent to the Mulanthuruthy Synod. H.H. Patriarch Mar Peter III divided the Malankara Church into dioceses.
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The Diocese of Bombay was carved out of the outside Kerala diocese of the Malankara Orthodox Syrian Church in the year 1976. His Grace Dr. Thomas Mar Makarios was the first Metropolitan of the Diocese.
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Dioceses in the history of the Malankara Orthodox Syrian Church were formed for the first time in 1876 consequent to the Mulanthuruthy Synod. H.H. Patriarch Mar Peter III divided the Malankara Church. Calcutta Diocese serves the faithful in the region.
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Once the nucleus of the Orthodox Church in north India was formed in the capital of the country, the growth of parishes in adjacent centres was rapid and the establishment of the Delhi Diocese followed.
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The Diocese of Ahmedabad came into existence vide Kalpana No 93/2009 dated March 2, 2009 of His Holiness Moran Mar Baselios Marthoma Didymus-1, Catholicose of the East & Malankara Metropolitan.
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The history of the Malankara Orthodox Syrian Church of the East in the U.S.A. begins approximately in the mid 20th century. During this period, a number of prominent priests and lay people helped establish the Church in America.
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The Diocese was formed by order number 145/2009 signed by the then Catholicos of the Apostolic Throne of St. Thomas and Malankara Metropolitan, His Holiness Baselios Mar Thoma Didymos I.
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Diocese of the Indian Orthodox Church, UK Europe and Africa is acting as the umbrella organisation for various Indian Orthodox parishes in the UK, Rest of Europe and African Continent.
Read MoreEach diocese in the Malankara Orthodox Syrian Church is led by a Metropolitan or Bishop who provides spiritual guidance and administrative oversight to the parishes within their jurisdiction.
Our dioceses are organized geographically to serve the spiritual needs of our members, whether they are in Kerala, other parts of India, or in international communities around the world.
Each diocese maintains its own administrative structure while remaining united with the central church authority, ensuring both local autonomy and global unity in our faith.