Old National Bank, Dupont Branch Basic Info Reviews Routing Numbers Map & Direction Name: Old National Bank, Dupont Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 10140 Lima Road Fort Wayne, Indiana 46818 Allen County View other branches Phone: 260-427-7070 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer072413638YN072414271YN086300012YY275971087YY From: To: