Old National Bank, Prairie Du Chien Branch Basic Info Reviews Routing Numbers Map & Direction Name: Old National Bank, Prairie Du Chien Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 600 E Blackhawk Ave Prairie Du Chien, Wisconsin 53821 Crawford County View other branches Phone: 608-326-2444 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer072413638YN072414271YN086300012YY275971087YY From: To: