Old National Bank, South Koeller Branch Basic Info Reviews Routing Numbers Map & Direction Name: Old National Bank, South Koeller Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 420 South Koeller Street Oshkosh, Wisconsin 54902 Winnebago County View other branches Phone: 920-303-4900 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer072413638YN072414271YN086300012YY275971087YY From: To:
