GNB Bank, Story City Office Basic Info Reviews Routing Numbers Map & Direction Name: GNB Bank, Story City Office Main Office: No Service: Full Service Brick and Mortar Office Location: 629 Broad Street Story City, Iowa 50248 Story County View other branches Phone: 515-733-2816 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer073905064YY073905352YN073921970YN From: To:
