St. Mary's Church is a parish of the Roman Catholic Diocese of Harrisburg.
The Diocese of Harrisburg, which is composed of fifteen counties in central and south-central Pennsylvania, was founded in March 1868 by decree of Blessed Pius IX.
The current bishop of the diocese is the Most Rev. Ronald Gainer.
The central offices of the Diocese of Harrisburg are located at:
4800 Union Deposit Road
Harrisburg, PA 17111
Phone: (717) 657-4804