The Syro Malabar Church dates its origin to Apostolic times. There were eparchies (dioceses) from the beginning. It had the jurisdiction all over India. Here is the list of all (Archi)eparchies under this Major Archiepischopal Church in the contemporary period. There are 27 (Archi)eparchies around the world now with Ernakulam-Angamaly as its Major Archiepiscopal See.
May 20, 1887 Two independent Vicariates of Kottayam (present Changanaseri1) and Thrisur2 for Syrians; Charles Lavigne and Adolf Medlycott were made Vicar Apostolic respectively (Quod Jampridem, Pope Leo XIII).
September 16, 1890 Seat of Kottayam Vicariate moved to Changanaseri.
July 28, 1896 Vicariate of Ernakulam3 created, with territories from both Vicariates of Changanaseri and Thrissur and Bishop Louis Pazheparambil, Bishop Mathew Makkil, and Bishop John Menachery were made the bishops respectively (Quae Rei Sacrae, Pope Leo XIII).
August 29, 1911 Establishment of Kottayam4 Vicariate for the Knanaya (Suddists) Community of the Syrians.
December 21, 1923 Establishment of the Syro-Malabar Hierarchy with Ernakulam as the Metropolitan See.
July 25, 1950 Eparchy of Pala5
December 31, 1953 Eparchy of Thalaseri6
July 26, 1956 Changanaseri made Archiparchy
January 10, 1957 Eparchy of Kothamangalam7
March 31, 1962 Eparchy of Chanda,8 Maharashtra (CMI)
July 29, 1968 Eparchy of Sagar,9 Madhya Pradesh (CMI)
July 29, 1968 Eparchy of Satna,10 Madhya Pradesh (VC)
July 29, 1968 Eparchy of Ujjain,11 Madhya Pradesh (MST)
March 23, 1972 Eparchy of Bijnor,12 Uttarakhand (CMI)
March 23, 1972 Eparchy of Jagdalpur,13 Chattisgargh (CMI)
March 1, 1973 Eparchy of Mananthavady14
June 20, 1974 Eparchy of Palakkad15
February 25, 1977 Eparchy of Rajkot16, Gujarat (CMI)
February 26, 1977 Eparchy of Kanjirappally17
June 22, 1978 Eparchy of Irinjalakkuda18
June 19, 1984 Eparchy of Gorakhpur,19 Uttar Pradesh (CST)
April 28, 1986 Eparchy of Thamaraseri20
April 30, 1988 Eparchy of Kalyan,21 Maharashtra
December 16, 1992 Establishment of Major Archiepiscopal see of Ernakulam-Angamaly
May 18, 1995 Eparchies of Thrisur and Thalaseri made Archieparchies.
November 11, 1996 Eparchy of Thuckalay,22 Tamil Nadu
February 3, 1998 Major Archiepiscopal Headquarters at Mount St. Thomas, Kakkanad.
April 24, 1999 Eparchy of Belthangady,23 Karnataka
July 23, 1999 Eparchy of Adilabad,24 Andhra Pradesh (CMI)
July 6, 2001 Eparchy of St. Thomas of Chicago,25 USA.
December 19, 2002 Eparchy of Idukki26
May 9, 2005 Eparchy of Kottayam made Archieparchy.
August 21, 2007 Eparchy of Bhadravathi,27 Karnataka (MCBS)
December 23, 2013 Eparchy of Saint Thomas the Apostle of Melbourne established in and for Australia, also acting as Apostolic Visitator for neighbouring New Zealand
