The diocese was constituted on 21 April 1982, by Kalpana No. 110/82 of Catholicos Baselios Marthoma Mathews I. It was carved out to serve the central Kottayam parishes as a distinct jurisdiction.
1982Established
1Palaces
3Monasteries
1Seminaries
1Cathedrals
11Churches
1Congregations
6Chapels
1Student Centres
1Independent Sunday Schools
26Total Locations
Ecclesiastical Districts
2 districts, listed alphabetically.
01East Kottayam
02West Kottayam
Palaces
Devalokam Catholicate Palace
Monasteries
Manganam St. Pachomius Monastery
Thiruvathuckal St. Paul's Monastery
Vakathanam Vallikkattu St. Mary's Monastery
Seminaries
Kottayam St. Dionysius Major Seminary (Chungam)
Cathedrals
Kottayam St. Elias Orthodox Cathedral
Churches
Karapuzha St. George and St. Gregorios Orthodox Church
Kottayam Orthodox Book Centre
Kottayam Sophia Orthodox Centre (Chungam)
Kottayam St. Lazarus Orthodox Church (Collectorate)
Kottayam St. Mary's Orthodox Church
Kummanam St. George Orthodox Church
Manganam Ebenezer Orthodox Church
Nattassery St. Thomas Orthodox Church
Puthenangady St. Thomas Orthodox Church
Puthenpally St. Barsauma Orthodox Church
Thazhathangady St. Basil and St. Gregory Orthodox Church
Congregations
Baselius College MGOCSM Malankara Orthodox Congregation
Chapels
Chavittuvari St. Thomas Orthodox Chapel
Devalokam Catholicate Palatial Chapel
Kottayam Orthodox Chapel
Kottayam St. Thomas Orthodox Chapel (Chungam)
Manappilly St. Kuriakose Orthodox Chapel
Puthenangady Orthodox Chapel
Student Centres
Kottayam MGOCSM Student Centre
Independent Sunday Schools
Devalokam Orthodox Syrian Sunday School Association of the East Central Office