Loading view. There were no results found. There were no results found. Events Diocese of Altoona-Johnstown Diocese of Altoona-Johnstown 927 S. Logan Boulevard Hollidaysburg, PA 16648 United States Get Directions (814) 695-5579 Today Upcoming Upcoming Select date. Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file