State Bank of St. Jacob, State Bank Of St. Jacob Basic Info Reviews Routing Numbers Map & Direction Name: State Bank of St. Jacob, State Bank Of St. Jacob Main Office: Yes Service: Full Service Brick and Mortar Office Location: 102 W Fourth Street Saint Jacob, Illinois 62281 Madison County View other branches Phone: 618-644-5555 Please enable JavaScript to view the comments powered by Disqus. From: To: