Guaranty Bank & Trust, N.A., Bryan Branch-South Texas Avenue Basic Info Reviews Routing Numbers Map & Direction Name: Guaranty Bank & Trust, N.A., Bryan Branch-South Texas Avenue Main Office: No Service: Full Service Brick and Mortar Office Location: 2800 South Texas Avenue, Suite 140 Bryan, Texas 77802 Brazos County View other branches Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer111024852YN111915327YY111925304YN From: To: