Old Plank Trail Community Bank, Frankfort Office Branch Basic Info Reviews Routing Numbers Map & Direction Name: Old Plank Trail Community Bank, Frankfort Office Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 20901 S. Lagrange Road Frankfort, Illinois 60423 Will County View other branches Phone: 815-464-6888 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer071921846YY071923750YN071926582YY From: To: