Waukon State Bank, Decorah Branch Basic Info Reviews Routing Numbers Map & Direction Name: Waukon State Bank, Decorah Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 321 West Water Street Decorah, Iowa 52101 Winneshiek County View other branches Phone: 563-387-0191 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer073903985YN073922474YN From: To: