Dieterich Bank, N.A., Saint Elmo Branch Basic Info Reviews Routing Numbers Map & Direction Name: Dieterich Bank, N.A., Saint Elmo Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 222 E. Cumberland Road Saint Elmo, Illinois 62458 Fayette County View other branches Please enable JavaScript to view the comments powered by Disqus. From: To: