The Mumbai Diocese (Western India Zonal Assembly) is one among the 14 Diocese of the Mar Thoma Church and encompasses the states of Maharashtra, Gujarat and Goa in the western region of India and Congregations in Saudi Arabia. The Diocese is divided into 7 Centres – Mumbai, Navi Mumbai, Kalyan, Pune, Gujarat, Goa & Dammam. Presently the various centres in this Diocese account for 59 Parishes, 7 Congregations and 11 Mission Congregations. There are 59 members of the Clergy serving in this Diocese along with 1 retired. 36 Evangelists in various mission fields, with 3 Mission Coordinators, oversee Mission activities along with 6 Missionary Clergy. The Diocesan Bishop is assisted by the Diocesan Assembly and the Diocesan Council for all diocesan administrative activities.