GNB Bank, Geneva Branch Basic Info Reviews Routing Numbers Map & Direction Name: GNB Bank, Geneva Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 408 Front Street Geneva, Iowa 50633 Franklin County View other branches Phone: 641-458-8200 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer073905064YY073905352YN073921970YN From: To:
