Guaranty Bank, Grantosa Branch Basic Info Reviews Routing Numbers Map & Direction Name: Guaranty Bank, Grantosa Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 8340 West Appleton Avenue Milwaukee, Wisconsin 53218 Milwaukee County View other branches Phone: 800-235-4636 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer061192669YN071974408YN072471939YN091071598YN275071288YY From: To:
