Eastern Michigan Bank, Marysville Branch Basic Info Reviews Routing Numbers Map & Direction Name: Eastern Michigan Bank, Marysville Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 2970 Gratiot Boulevard Marysville, Michigan 48040 St. Clair County View other branches Phone: 810-364-4854 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer072404058YY072408232YN From: To: