IAB Financial Bank, Leo Branch Basic Info Reviews Routing Numbers Map & Direction Name: IAB Financial Bank, Leo Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 13839 Amstutz Road Leo, Indiana 46765 Allen County View other branches Phone: 260-627-3693 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer071205850YY074913275YY074913314YY From: To: