First Mid-Illinois Bank & Trust, Marion Branch Center Basic Info Reviews Routing Numbers Map & Direction Name: First Mid-Illinois Bank & Trust, Marion Branch Center Main Office: No Service: Full Service Brick and Mortar Office Location: 2306 Williamson County Parkway Marion, Illinois 62959 Williamson County View other branches Phone: 618-997-7400 Please enable JavaScript to view the comments powered by Disqus. From: To:
