List of Catholic dioceses in India

With the establishment of Syro Malabar eparchies of Shamshabad and Hosur in October 2017, the Catholic Church in India includes 174 dioceses, of which 132 are Latin, 31 are Syro-Malabar, and 11 are Syro-Malankara. These are organised into 29 ecclesiastical provinces, comprising 23 Latin, 4 Syro-Malabar and 2 Syro-Malankara provinces.

The bishops of the Latin Church, Syro-Malabar Catholic Church and Syro-Malankara Catholic Church form the Catholic Bishops' Conference of India (CBCI). This episcopal conference was established in 1944.

Province of Agra

 * Metropolitan Archdiocese of Agra
 * Diocese of Ajmer
 * Diocese of Allahabad
 * Diocese of Bareilly
 *  Diocese of Bijnor (Syro-Malabar)
 *  Diocese of Gorakhpur (Syro-Malabar)
 * Diocese of Jaipur
 * Diocese of Jhansi
 * Diocese of Lucknow
 * Diocese of Meerut
 * Diocese of Udaipur
 * Diocese of Varanasi

Province of Bangalore

 * Metropolitan Archdiocese of Bangalore
 * Diocese of Belgaum
 * Diocese of Bellary
 * Diocese of Chikmagalur
 * Diocese of Gulbarga
 * Diocese of Karwar
 * Diocese of Mangalore
 * Diocese of Mysore
 * Diocese of Shimoga
 * Diocese of Udupi

Province of Bhopal

 * Metropolitan Archdiocese of Bhopal
 * Diocese of Gwalior
 * Diocese of Indore
 * Diocese of Jabalpur
 * Diocese of Jhabua
 * Diocese of Khandwa
 * Diocese of Sagar (Syro-Malabar)
 * Diocese of Satna (Syro-Malabar)
 * Diocese of Ujjain (Syro-Malabar)

Province of Bombay

 * Metropolitan Archdiocese of Bombay
 * Diocese of Poona
 * Diocese of Vasai
 * Diocese of Nashik
 * Diocese of Kalyan (Syro-Malabar)

Province of Calcutta

 * Metropolitan Archdiocese of Calcutta
 * Diocese of Asansol
 * Diocese of Bagdogra
 * Diocese of Baruipur
 * Diocese of Darjeeling
 * Diocese of Jalpaiguri
 * Diocese of Krishnagar
 * Diocese of Raiganj

Province of Cuttack-Bhubaneswar

 * Metropolitan Archdiocese of Cuttack-Bhubaneswar
 * Diocese of Balasore
 * Diocese of Berhampur
 * Diocese of Rayagada
 * Diocese of Rourkela
 * Diocese of Sambalpur

Province of Delhi

 * Metropolitan Archdiocese of Delhi
 * Diocese of Jammu-Srinagar
 * Diocese of Jalandhar
 * Diocese of Simla and Chandigarh

Province of Gandhinagar

 * Metropolitan Archdiocese of Gandhinagar
 * Diocese of Ahmedabad
 * Diocese of Baroda
 * Diocese of Rajkot (Syro-Malabar)

Province of Goa and Daman

 * Metropolitan Archdiocese of Goa and Daman
 * Diocese of Sindhudurg

Province of Guwahati

 * Metropolitan Archdiocese of Guwahati
 * Diocese of Bongaigaon
 * Diocese of Dibrugarh
 * Diocese of Diphu
 * Diocese of Itanagar
 * Diocese of Miao
 * Diocese of Tezpur

Province of Hyderabad

 * Metropolitan Archdiocese of Hyderabad
 * Diocese of Adilabad (Syro-Malabar)
 * Diocese of Cuddapah
 * Diocese of Khammam
 * Diocese of Kurnool
 * Diocese of Nalgonda
 * Diocese of Warangal

Province of Imphal

 * Metropolitan Archdiocese of Imphal
 * Diocese of Kohima

Province of Madras and Mylapore

 * Metropolitan Archdiocese of Madras and Mylapore
 * Diocese of Chingleput
 * Diocese of Coimbatore
 * Diocese of Ootacamund
 * Diocese of Vellore

Province of Madurai

 * Metropolitan Metropolitan Archdiocese of Madurai
 * Diocese of Dindigul
 * Diocese of Kottar
 * Diocese of Kuzhithurai
 * Diocese of Palayamkottai
 * Diocese of Sivagangai
 * Diocese of Tiruchirapalli
 * Diocese of Tuticorin

Province of Nagpur

 * Metropolitan Archdiocese of Nagpur
 * Diocese of Amravati
 * Diocese of Aurangabad
 * Diocese of Chanda (Syro-Malabar)

Province of Patna

 * Metropolitan Archdiocese of Patna
 * Diocese of Bettiah
 * Diocese of Bhagalpur
 * Diocese of Buxar
 * Diocese of Muzaffarpur
 * Diocese of Purnea

Province of Pondicherry and Cuddalore

 * Archdiocese of Pondicherry and Cuddalore
 * Diocese of Dharmapuri
 * Diocese of Kumbakonam
 * Diocese of Salem
 * Diocese of Tanjore

Province of Raipur

 * Metropolitan Archdiocese of Raipur
 * Diocese of Ambikapur
 * Diocese of Jagdalpur (Syro-Malabar)
 * Diocese of Jashpur
 * Diocese of Raigarh

Province of Ranchi

 * Metropolitan Archdiocese of Ranchi
 * Diocese of Daltonganj
 * Diocese of Dumka
 * Diocese of Gumla
 * Diocese of Hazaribag
 * Diocese of Jamshedpur
 * Diocese of Khunti
 * Diocese of Port Blair
 * Diocese of Simdega

Province of Shillong

 * Metropolitan Archdiocese of Shillong
 * Diocese of Agartala
 * Diocese of Aizawl
 * Diocese of Jowai
 * Diocese of Nongstoin
 * Diocese of Tura

Province of Trivandrum

 * Metropolitan Archdiocese of Trivandrum
 * Diocese of Alleppey
 * Diocese of Neyyattinkara
 * Diocese of Punalur
 * Diocese of Quilon

Province of Verapoly

 * Metropolitan Archdiocese of Verapoly
 * Diocese of Calicut
 * Diocese of Cochin
 * Diocese of Kannur
 * Diocese of Kottapuram
 * Diocese of Sultanpet
 * Diocese of Vijayapuram

Province of Visakhapatnam

 * Metropolitan Archdiocese of Visakhapatnam
 * Diocese of Eluru
 * Diocese of Guntur
 * Diocese of Nellore
 * Diocese of Srikakulam
 * Diocese of Vijayawada

Syro-Malabar Catholic Ecclesiastical Provinces
The Syro-Malabar Church is governed by the Major Archbishop whose seat is Ernakulam-Angamaly and the synod of all bishops of this sui iuris church, both within and outside of India.

Province of Ernakulam - Angamaly

 * Syro-Malabar Catholic Major Archeparchy of Ernakulam-Angamaly
 * Syro-Malabar Catholic Diocese of Faridabad
 * Syro-Malabar Catholic Diocese of Hosur
 * Syro-Malabar Catholic Diocese of Idukki
 * Syro-Malabar Catholic Diocese of Kothamangalam
 * Syro-Malabar Catholic Diocese of Shamshabad

Province of Changanassery

 * Syro-Malabar Catholic Archdiocese of Changanassery
 * Syro-Malabar Catholic Diocese of Kanjirappally
 * Syro-Malabar Catholic Diocese of Palai
 * Syro-Malabar Catholic Diocese of Thuckalay

Province of Tellicherry

 * Syro-Malabar Catholic Archdiocese of Tellicherry
 * Syro-Malabar Catholic Diocese of Belthangady
 * Syro-Malabar Catholic Diocese of Bhadravathi
 * Syro-Malabar Catholic Diocese of Mananthavady
 * Syro-Malabar Catholic Diocese of Thamarassery
 * Syro-Malabar Catholic Diocese of Mandya

Province of Thrissur

 * Syro-Malabar Catholic Archdiocese of Thrissur
 * Syro-Malabar Catholic Diocese of Ramanathapuram
 * Syro-Malabar Catholic Diocese of Irinjalakuda
 * Syro-Malabar Catholic Diocese of Palghat

Archdiocese of Kottayam

 * Syro-Malabar Catholic Archdiocese of Kottayam

Syro-Malankara Catholic Ecclesiastical Provinces
The Syro-Malankara Catholic Church is also a major archiepiscopal sui iuris Church. It is governed by the Major Archbishop whose seat is Trivandrum and its synod of bishops.

Province of Trivandrum

 * Syro-Malankara Catholic Major Archeparchy of Trivandrum
 * Syro-Malankara Catholic Eparchy of St. Ephrem of Khadki
 * Syro-Malankara Catholic Eparchy of Marthandom
 * Syro-Malankara Catholic Eparchy of Mavelikara
 * Syro-Malankara Catholic Eparchy of Parassala
 * Syro-Malankara Catholic Eparchy of Pathanamthitta

Province of Tiruvalla

 * Syro-Malankara Catholic Archeparchy of Tiruvalla
 * Syro-Malankara Catholic Eparchy of Muvattupuzha
 * Syro-Malankara Catholic Eparchy of Bathery
 * Syro-Malankara Catholic Eparchy of Puthur

Directly under the Holy See

 * Syro-Malankara Catholic Eparchy of St. John Chrysostom of Gurgaon