Impact Bank, Caldwell Branch Basic Info Reviews Routing Numbers Map & Direction Name: Impact Bank, Caldwell Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 24 North Main Street Caldwell, Kansas 67022 Sumner County View other branches Phone: 620-845-6444 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer101101031YY101102386YN From: To: