First Bank, First Bank Basic Info Reviews Routing Numbers Map & Direction Name: First Bank, First Bank Main Office: Yes Service: Full Service Brick and Mortar Office Location: 11901 Olive Boulevard Creve Coeur, Missouri 63141 St. Louis County View other branches Phone: 256-395-2255 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer063114946YN081005794YN081009428YY081205109YN081205455YN121137506YN122239131YN From: To: