Our Lady of Mount Carmel Oratory is a Catholic church in Keystone, Pennington County, South Dakota — listed by masstimes.org (Mass Times Trust); last seen September 2026.
Who meets here
- Our Lady of Mount Carmel Oratory · primary · catholic
www.centralblackhillscatholic.com · (605) 574-2479
How we know
- masstimes.org (Mass Times Trust) · seen September 2026
One source lists this place; we have not yet seen it elsewhere. About our sources