Blackhawk Bank & Trust, Blackhawk Bank & Trust Basic Info Reviews Routing Numbers Map & Direction Name: Blackhawk Bank & Trust, Blackhawk Bank & Trust Main Office: Yes Service: Full Service Brick and Mortar Office Location: 301 4th Street West Milan, Illinois 61264 Rock Island County View other branches Phone: 309-787-4451 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer071110107YY071123123YY From: To: