Tri-County Bank Address: 4244 Main St, Brown City, MI 48416 Phone: (810) 346-4760 Banks Other Businesses: Tri-County Bank at 4222 Main St, Brown City, MI 48416 Tri-County Bank at 4436 Main St, Brown City, MI 48416 Exchange State Bank at 4482 Main St, Brown City, MI 48416 Banks Trucking Inc at 2300 Harrington Rd, Brown City, MI 48416