2016-02-26 / Top 100 Organizations
Roman Catholic Diocese of Altoona-Johnstown
Est. 1901 / Hollidaysburg
The Roman Catholic Diocese of Altoona-Johnstown traces its spiritual roots to October 1799 when Father Demetrius Gallitzin arrived as a missionary in Loretto and established St. Michael’s Church – the only Catholic church between Lancaster and St. Louis, Missouri.