IAB Financial Bank, Bluffton Branch Basic Info Reviews Routing Numbers Map & Direction Name: IAB Financial Bank, Bluffton Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 1717 South Harrison Plaza Bluffton, Indiana 46714 Wells County View other branches Phone: 260-824-5001 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer071205850YY074913275YY074913314YY From: To: