Main Office: 1234 Washington Boulevard | Detroit | MI | 48226
Phone: 313-237-5800 |
Website: https://www.aodonline.org/
Biggest office
Detroit
Although not formally established as a diocese until March 8, 1833, Detroit's Catholic history dates back to 1701 when Antoine de la Mothe Cadillac led a group of French traders, accompanied by two priests, to the banks of the Detroit River.