Marquette Field Office Sault Ste. Marie Field Office Grand Haven Field Office Bay City Field Office Detroit District Office Michiana Branch, South Bend, Indiana The Detroit District Office is responsible for a wide geographic area, covering all of Michigan and part of Indiana. Select this link for a Printable PDF map with addresses.
General Information Number: (313) 226-2218Regulatory FAX Number: (313) 226-6763Toll Free: (800) 493-6838
![[Regulatory Jurisdiction Map - 2010]](http://www.lre.usace.army.mil/functions/rf/html/Jdmap.png)
