Find a Church St. Philip’s Episcopal Church in Buffalo, NY Browse by Diocese Episcopal Cathedrals Camps and Conference Centers Browse by Province Browse by Diocese – I ABCDEFGHIKLMNOPRSTUVW Idaho The Episcopal Diocese of Idaho covers the state of Idaho south of the Salmon River and also includes one congregation in Wyoming. Indianapolis The Episcopal Diocese of Indianapolis comprises 10,137 members and 49 parishes, covering the central and southern regions of Indiana. Iowa We are 8,000 baptized members in 59 congregations, large and small, configured to grow “in mission with Christ through each and all.”